# How do you know if the ratios 4/2 and 20/6 forms a proportion?

##### 1 Answer

Mar 2, 2018

There are **2** ways to do this problem. Both ways state that

#### Explanation:

There are two ways to do it:

**1)** *Division*

You could divide the numerator by the denominator of each fraction to see if they are equal/in proportion or not:

Thus, they **do not** form a proportion.

**2)** *LCM of Denominator*

You could take both the denominators to one value, and see if the numerators of the fractions are the same:

Now, both the fractions have the same denominator, but the numerators are **not** the same number:

Thus, they **do not** form a proportion.