$\begin{array}{1 1}Eccentricity =\frac{\sqrt 7}{4}\quad Latus\; Rectum = \frac{9}{2} \\ Eccentricity =\frac{\sqrt 7}{2}\quad Latus \;Rectum = \frac{3}{2} \\Eccentricity =\frac{\sqrt 7}{2}\quad Latus \;Rectum = \frac{9}{2} \\ Eccentricity =\frac{\sqrt 7}{4}\quad Latus \;Rectum = \frac{9}{4} \end{array} $