Open Question: After you get your period...?

I'm born premature buy 4 months. As in, my birthday is suppose to be sometime in December but instead its August 4th. Yes, I'm a miracle baaby! :) Back to my point.. 1. I got my period in grade 4 the day of Valentines Day and I am now almost 12 and at the end of grade 6. Since then I've grown about 6 inches. Now, I am 5'2 ½ or maybe 5'3 but I'd like to know if its possible that I reach about