Home / 10,932.11-16,401-3,141.53

Finding the Fourth Proportional to 10,932.11, 16,401 and 3,141.53

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Solution

The fourth proportional to 10,932.11, 16,401 and 3,141.53 is: 4,713.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932.11 : 16,401 = 3,141.53 : x
  2. Step 2: Convert to fraction form
    10,932.11/16,401 = 3,141.53/x
  3. Step 3: Cross multiply
    10,932.11x = 16,401 × 3,141.53
  4. Step 4: Simplify right side
    10,932.11x = 51,524,233.53
  5. Step 5: Solve for x
    x = 51,524,233.53/10,932.11
  6. Step 6: Final answer
    x = 4,713.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.