What is the triangle of project management?

The triangle of project management is composed of time, cost, and scope, which together influence quality. This concept is often referred to as the 'iron triangle' or 'triple constraints'. The idea is that altering one aspect, such as the project's budget, timeline, or scope, will consequently impact at least one of the other elements.

Last edited on: 17 Jun 2025


Project management FAQs

Can a project belong to more than one programme?
Do project managers write business cases?
How do you compare programme and project management?
How do you plan for a project or programme?
How hard is project management?
How is Agile PM different from traditional PM?
Is PRINCE2 the same as waterfall?
Is project management hard to learn?
Is Scrum Agile or waterfall?
What are KPIs in project management?
What are the 5 phases of the project life cycle?
What are the 5 stages of project management?
What are the 5 W's of project management?
What are the basics of project management?
What are the five phases of a project?
What are the phases of PM?
What are the three most important things in project management?
What do you mean by Agile project management?
What does the Gantt chart stand for?
What is a program vs project life cycle?
What is a project life cycle?
What is Agile PM vs waterfall PM?
What is Agile working in project management?
What is difference between project and program management?
What is project management in simple words?
What is the 80 20 rule for project managers?
What is the Agile methodology in project management?
What is the difference between Agile and waterfall?
What is the difference between enterprise change and project change?
What is the difference between PM and Agile?
What is the difference between programme & project management?
What is the difference between project and programme management?
What is the life cycle of a project?
What is the RACI matrix used for?
What is the triangle of project management?
What is WBS in project management?
What project management means?

Project Management related articles

PRINCE2 vs Agile or PRINCE2 Agile?
PRINCE2 vs Agile or PRINCE2 Agile?
image
Confused between PRINCE2, Agile, or PRINCE2 Agile? Discover their distinctions and how they can be effectively combined in projects by reading on.
AI Challenges in Agile Project Management with Dan Stelian Roman
AI challenges in Agile project management with Dan Stelian Roman
image
Join Dan Stelian Roman in a webinar exploring the challenges of implementing AI in Agile projects. Watch to enhance your understanding of navigating these challenges.
PMO structure
PMO structure
image
Explore various PMO structures and their impact on project success. Read on to determine which PMO setup best suits your organization.
Diversity and inclusion in project teams
Diversity and inclusion in project teams
image
Consider the impact of diversity and inclusion in your project teams. Learn how to harness these aspects for better decision-making. Read on for professional insights.
Managing small projects
Managing small projects
image
Can large project management practices be scaled down? Explore the application of these practices in smaller projects by reading further.
Starting a project management career: Free ebook
Starting a project management career: Free ebook
image
Start your project management career with our free ebook. Learn about pathways and qualifications necessary for success in the field.
image
Project controls – your driver to project success
image
Project controls are vital for effective project management. Learn how these tools and techniques can help you monitor progress, forecast outcomes, and keep your projects on track.
image
Project manager: Key responsibilities, skills, and career prospects
image
Discover what it takes to be a successful project manager. This article outlines crucial responsibilities, vital skills, and promising career opportunities in the field of project management.
PRINCE2 Agile certification
PRINCE2 Agile certification
image
Considering PRINCE2 Agile certification? Discover how it integrates PRINCE2 with Agile concepts to advance your project management skills.
image
Project management lessons learned
image
Uncover crucial project management lessons from past experiences. Explore practical strategies to enhance your project outcomes and team efficiency. Read on to transform your approach.
Book review: Applied Software Project Management
Book review: Applied Software Project Management
image
Explore the practical applications of software project management in 'Applied Software Project Management'. Read our review for insights.
Knowledge Train | Managing Successful Projects with PRINCE2: Book review
Managing Successful Projects with PRINCE2: Book review
image
Explore the updated 7th edition of 'Managing Successful Projects with PRINCE2' in this book review. Learn about new features and updates relevant to practitioners.

This website use cookies.