Hello, I seem to be having issues with the following question. Could you assist? Thank you.

Also, I have attached the image to this question. It's in jpeg format titled 'PPPgraph.jpg'

A year ago, the exchange rate of the foreign currency Australia dollar (A$) against the home currency Malaysian ringgit (MYR) was MYR5.0167/A$. After one year, pointCin the following graph represents a disparity in the purchasing power parity (PPP) where Ihand Ifis the inflation of MYR and A$, respectively. What is the spot rate of the Australian dollar against the Malaysian ringgit (MYR/A$)? (enter 4 decimal places number with no sign and symbol)