Girls at 34 weeks, the baby weighed 2.500. Now 3.800-3.900. Can it gai…

Girls at 34 weeks, the baby weighed 2.500. Now 3.800-3.900. Can it gain so much weight so quickly? The due date is 37 weeks and 3 days. Yes, I love to eat, maybe I fed her like that ?? My eldest was born at 36 weeks and 3260, my youngest at 38 weeks and 3800.