uestion 7 (1 point) An investor has a portfolio containing $3,000 worth of a four year bond with a modified duration of 3.6, $6,000 worth of a five year bond with a modified duration of X, and $7,000 worth of a six year bond with a modified duration of 5.8. If the modified duration of the entire portfolio is 5, calculate X. 4.92 4.77 4.84 5.60 4.52