hello~...i'm trying to figure out what this is exactly...

[hummingxbirdjc]

the problem is...

1/4 : 1/2 :: 1/8 : x

it says here the answer is 1/4

but i don't know how to solve this

please help anyone? what is this even called?...

i really appreciate it to anyone who can give me any kind of feedback

thank you!!

 

[Denis]

Re: hello~...i'm trying to figure out what this is exactly..

the problem is...
1/4 : 1/2 :: 1/8 : x
it says here the answer is 1/4
but i don't know how to solve this
please help anyone? what is this even called?...
i really appreciate it to anyone who can give me any kind of feedback
thank you!!

if a : x :: b : y, then ay = bx

So really could be written:
(1/4) / (1/2) = (1/8) / x

 

[hummingxbirdjc]

^_^

okay thank you so much!