Home / 10,737.20-16,105.96-6,603.68

Finding the Fourth Proportional to 10,737.20, 16,105.96 and 6,603.68

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Solution

The fourth proportional to 10,737.20, 16,105.96 and 6,603.68 is: 9,905.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,737.20 : 16,105.96 = 6,603.68 : x
  2. Step 2: Convert to fraction form
    10,737.20/16,105.96 = 6,603.68/x
  3. Step 3: Cross multiply
    10,737.20x = 16,105.96 × 6,603.68
  4. Step 4: Simplify right side
    10,737.20x = 106,358,605.93
  5. Step 5: Solve for x
    x = 106,358,605.93/10,737.20
  6. Step 6: Final answer
    x = 9,905.62

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1.5x scale

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.