Home / 3,728-7,928

Finding the Third Proportional to 3,728 and 7,928

Calculator

Solution

The third proportional to 3,728 and 7,928 is: 16,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728 : 7,928 = 7,928 : x
  2. Step 2: Convert to fraction form
    3,728/7,928 = 7,928/x
  3. Step 3: Cross multiply
    3,728x = 7,928 × 7,928
  4. Step 4: Simplify right side
    3,728x = 62,853,184
  5. Step 5: Solve for x
    x = 62,853,184/3,728
  6. Step 6: Final answer
    x = 16,859.76

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.