Home / 10,935.20-16,363.92-6,295.52

Finding the Fourth Proportional to 10,935.20, 16,363.92 and 6,295.52

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Solution

The fourth proportional to 10,935.20, 16,363.92 and 6,295.52 is: 9,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.20 : 16,363.92 = 6,295.52 : x
  2. Step 2: Convert to fraction form
    10,935.20/16,363.92 = 6,295.52/x
  3. Step 3: Cross multiply
    10,935.20x = 16,363.92 × 6,295.52
  4. Step 4: Simplify right side
    10,935.20x = 103,019,385.64
  5. Step 5: Solve for x
    x = 103,019,385.64/10,935.20
  6. Step 6: Final answer
    x = 9,420.90

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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.