Find value in one row that corresponds to value within another row in the same table column

Hi,

I have a table with 2 rows and 4 columns

I want to find the value in row 2 that corresponds to the value e.g. '3' in row 1 in the same column

Thanks a bunch

[Minu Mary]

a(2,a(1,:)==3)

Answer 1

[Cris LaPierre]

T = table([1;2],[2;4],[3;6],[4;8])

T = 2×4 table
    Var1    Var2    Var3    Var4
    ____    ____    ____    ____

     1       2       3       4  
     2       4       6       8  

T(2,T{1,:}==3)

ans = table
    Var3
    ____

     6