The vector is
.
Scalar projection of
onto
is
.
Let the other vector is
.
Find the dot product of the vectors
and
.
If
and
are two vectors, then the dot product of
and
is
.
Magnitude of the vector
is
.
Apply the Scalar projection of
onto
is
.
.
Scalar projection of
onto
is
.
\ \
\
. \ \
Solve any values for
and
that satisfies the equation. \ \
Let
\ \

Therefore the possible vector is
. \ \
The possible vector is
. \ \