What you provide
What you provide
- Left ratio term: Non-zero first integer in the ratio.
- Right ratio term: Non-zero second integer in the ratio.
- Target left term: New left-side value used to calculate an equivalent right term.
ARITHMETIC / SIMPLIFY AND SCALE
Ratio Calculator
Reduce an integer ratio to lowest terms and scale it to an entered target left term while preserving the same proportion.
- 01 Calculated in this tab
- 02 Values stay in this browser tab
- 03 Use boundary
Use boundary
Calculation path
Both original terms are divided by their greatest common divisor, and cross-multiplication provides the equivalent target term.
Calculation path
Simplified terms = each term / GCD; equivalent right term = target left term x original right / original left.
What you receive
What you receive
- Simplified integer ratio
- Equivalent right term
- Quotient and common divisor
Use boundary
Choose the maximum decimal places shown. This does not increase source accuracy.
A ratio compares relative quantities; confirm both quantities use compatible units before interpreting it.
Results are educational math aids. Check notation, units, rounding, assumptions, and required precision before using an answer in graded, engineering, financial, or safety-critical work.