Home / 10,654.13-15,981.19-2,862.94

Finding the Fourth Proportional to 10,654.13, 15,981.19 and 2,862.94

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Solution

The fourth proportional to 10,654.13, 15,981.19 and 2,862.94 is: 4,294.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,654.13 : 15,981.19 = 2,862.94 : x
  2. Step 2: Convert to fraction form
    10,654.13/15,981.19 = 2,862.94/x
  3. Step 3: Cross multiply
    10,654.13x = 15,981.19 × 2,862.94
  4. Step 4: Simplify right side
    10,654.13x = 45,753,173.78
  5. Step 5: Solve for x
    x = 45,753,173.78/10,654.13
  6. Step 6: Final answer
    x = 4,294.41

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Similar ratio
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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.