What is the solution to the proportion #x/2 = 5/15#?

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Answer 1 · 2015-05-04T22:03:37

The answer:

15 #*# x = 5 ⋅ 2

15 x = 10

x = #10/15#

x = #2/3#

Answer 2 · 2015-05-04T22:10:53

Solve the proportion #x/2=5/15# .

Reduce #5/15# to #1/3# by dividing the numerator and denominator by #5#.

#(5-:5)/(15-:5)=1/3#

Cross multiply.

#x/2=1/3# =

#3*x=2*1# =

#3x=2#

Solve for #x# by dividing both sides by #3#.

#(cancel3x)/cancel3=2/3# =

#x=2/3#.