IH=17
IG=23.1
GH=?
KL=?
LJ=5
JK=?
IH is similar to KL
LJ is similar to IG
GH is similar to JK
we can do the next relation of proportion
[tex]\begin{gathered} \frac{23.1}{5}=\frac{17}{KL} \\ \end{gathered}[/tex]
then we can clear KL
[tex]KL=\frac{17}{23.1}\cdot5=3.67=3.7[/tex]
