2 year(s) ago, Fatima invosted 5,800 dollars. In 1 year(s) from today, she expects to have 8,530 dollars. If Fatima expects to earn the same annual retum alter 1 year(s) from today as the annual rate implied from the past and expected values given in the problem, then in how many years from today does sho expect to have exactly 12,290 dollars? Round your answer to 2 decimal places (for example, 289, 14.70, or 6.00). [Number]