Since you've been trading for four years and haven't earned enough funds, I think it's the best time for you to focus on learning how to become a more effective trader than focusing on raising funds for you to have capital. Trading is a long process of learning so you should learn continuously for you to succeed in your journey. Double your job so you will be able to save and allocate enough funds for trading because we can't always rely on other people.
Trading is not easy and it takes time and money. Learning that is carried out continuously and continuously will give good results and train trading skills. Learning is not just theory but requires real practice, so psychology will also be trained. Regarding how to raise funds, there are many ways that can be done and of course, everyone has their own way.