Home / 10,966.08-16,447.68-3,569.88

Finding the Fourth Proportional to 10,966.08, 16,447.68 and 3,569.88

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Solution

The fourth proportional to 10,966.08, 16,447.68 and 3,569.88 is: 5,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.08 : 16,447.68 = 3,569.88 : x
  2. Step 2: Convert to fraction form
    10,966.08/16,447.68 = 3,569.88/x
  3. Step 3: Cross multiply
    10,966.08x = 16,447.68 × 3,569.88
  4. Step 4: Simplify right side
    10,966.08x = 58,716,243.88
  5. Step 5: Solve for x
    x = 58,716,243.88/10,966.08
  6. Step 6: Final answer
    x = 5,354.35

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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.