Answer:
Option 3. is true.
Explanation:
The given proportion is
, which gives x = 12
Now, the proportion in option 1 is
, which gives x = 12 × 16
Now, the proportion in option 2. is
, which gives x =
.
Now, the proportion in option 3. is
, which gives x = 12.
Now, the proportion in option 4. is
, which gives x = 4 × 48.
Therefore, option 3. is true. (Answer)