Question

WHAT IS THE SOLUTION TO THIS PROPORTION ?
4/12=10/?
A. 3.3
B. 3
C. 30
D. 4.8

Answer 1

what is 10/4

then multiply that by12

Answer 2

If you multiply both numerator and denominator by 2.5 you'll get the answer

Answer 3

write

4 10
--- = ---- cross multiplie and calculi the x
12 x

Answer 4

4/12 = 10/x
Answer choice:
C)30

Answer 5

4x=120

x = 120/4 =30

x=30

so you are right sure