function [ value ] = get_value_from_arrs( X,Y, x_var )
%GET_VALUE_FROM_ARRS Summary of this function goes here
%   Detailed explanation goes here
len = size(X);

for k = 1:1:len-1
    if (x_var > X(k)) & (x_var > X(k)) 
        Matlab commands
    end
end

end