How do you plan to make $100 from $4000, do you want to start a ponzi scheme?
This is a trading discussion board and I will advice you to start trading but first, try and learn about trading before you put your monwy into it. You should also learn from trading tutorials on Youtube and alos learn how to use the Tradingview to learn trading with virtual money( also called paper trading), this will help you learn from your mistakes, it will help you understand the phylosophy and emotions of the market, it will help you understand the general concept of the trading. After that, you can then start with your capital and see if it will be possible to make $100 from it or not.