Home / 10,966.87-16,446.42-3,569.95

Finding the Fourth Proportional to 10,966.87, 16,446.42 and 3,569.95

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Solution

The fourth proportional to 10,966.87, 16,446.42 and 3,569.95 is: 5,353.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.87 : 16,446.42 = 3,569.95 : x
  2. Step 2: Convert to fraction form
    10,966.87/16,446.42 = 3,569.95/x
  3. Step 3: Cross multiply
    10,966.87x = 16,446.42 × 3,569.95
  4. Step 4: Simplify right side
    10,966.87x = 58,712,855.96
  5. Step 5: Solve for x
    x = 58,712,855.96/10,966.87
  6. Step 6: Final answer
    x = 5,353.66

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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.