The point P has coordinates (-1, 4, 11) and the line l has equation \(\mathbf{r} = \begin{pmatrix} 1 \\ 3 \\ -4 \end{pmatrix} + \lambda \begin{pmatrix} 2 \\ 1 \\ 3 \end{pmatrix}\).

Find the perpendicular distance from P to l.