Mathematics GCSE
Scale factors and equivalent ratios
What Scale factors and equivalent ratios means in Mathematics GCSE, as defined for AQA.
Definition of Scale factors and equivalent ratios
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Reference: AQA
In a proportion, both parts of the ratio are multiplied by the same non-zero scale factor, and the scale factor between the ratios can be identified and applied to the unknown part.
Topics that use Scale factors and equivalent ratios
- Ratio, proportion and rates of change (AQA GCSE)
Related terms
- Algebraic rearrangement of compound-unit formulae
- Checking the reasonableness
- Chord versus tangent
- Comparing quantities of the same kind
- compound interest
- Compound Measure
- compound unit
- constant of proportionality
Using Scale factors and equivalent ratios in the exam
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