Proxypass based on port insert into the URL

Question

I want to proxypass based on the port entered into the URL. if I enter https://example.com:8000/abc, then it should have to proxypass on http://127.0.0.1:8000/abc, if I enter https://example.com:5000/xyz then it should have to proxypass on http://127.0.0.1:5000/xyz , here abc and xyz can be anything.

I did tried to find solution on google, but didn't found proper one.