Question

Find the number that makes 4:12 equivalent to 28:__.

Answer 1

Answer:

84

Step-by-step explanation:

4 : 12 = 28 : x

If you do something to one side you have to do the same thing to the other side.

28 ÷ 4 = 7

12 × 7 = 84

Hope This Helps :)

Answer 2

Answer:

84

Step-by-step explanation:

We can set up a proportion using fractions.

$\frac{4}{12} = \frac{28}{x}$

Now, let's cross multiply by multiplying 12 and 28 then dividing by 4.

$12\cdot28=336\\\\336\div4=84$

Hope this helped!