Uses cross-multiplication for proportion problems.
Ratio Calculator
Solve A:B = C:D ratios and simplify to lowest terms.
Leave one blank to solve A:B = C:D
Solved values
2.0000 : 3.0000 : 4.0000 : 2.6667
A:B simplified2 : 3
Steps
- Enter known parts
- Leave one blank to solve
- Read simplified ratio
Related
FAQ
Are results official?
No—quick estimates only.
Is data saved?
No. Calculations run in your browser.