Answer:
The Future value of cash flows in year 4 is $4,352
Explanation:
Future Value is the accumulated value of principal and compounded interest on an investment. It is calculated by following formula,
FV = PV x ( 1 + r )^n
Year  Cash Flow           Future value in year 4
  1    $575        $575 x ( 1 + 0.08 )^3   =  $724.33
  2    $1,000     $1,000 x ( 1 + 0.08 )^2  =  $1,166.4
  3    $1,075      $1,075 x ( 1 + 0.08 )^1   =  $1,161.0
  4    $1,300      $1,300 x ( 1 + 0.08 )^0  = $1,300 Â
                                      $4,351.73