Scale Factor of 6 and 21

What is the Scale Factor of 6 and 21? What is the Scale Factor between 6 and 21? More specifically, what is the Scale Factor from a length of 6 to a length of 21? In other words, what (Scale Factor) can you multiply by 6 to get 21 as illustrated below?:

6 × Scale Factor = 21

To solve the equation above, you simply divide both sides by 6 to get the Scale Factor alone on the left side:

(6 × Scale Factor)/6 = 21/6
Scale Factor = 21/6

We could leave the answer like that, but we have also converted the answer to its simplest fraction form and to decimal form:

Fraction answer = 3 1/2
Decimal answer = 3.5

You may also be interested to know that we verified that 6 × 3 1/2 = 21 is true, which means that our answer is correct. Also, note that since 6 is less than 21, this is an Enlargement Scale Factor.

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Scale Factor of 6 and 22
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