Home / 10,265.27-15,398.49-2,869.72

Finding the Fourth Proportional to 10,265.27, 15,398.49 and 2,869.72

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Solution

The fourth proportional to 10,265.27, 15,398.49 and 2,869.72 is: 4,304.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.27 : 15,398.49 = 2,869.72 : x
  2. Step 2: Convert to fraction form
    10,265.27/15,398.49 = 2,869.72/x
  3. Step 3: Cross multiply
    10,265.27x = 15,398.49 × 2,869.72
  4. Step 4: Simplify right side
    10,265.27x = 44,189,301.30
  5. Step 5: Solve for x
    x = 44,189,301.30/10,265.27
  6. Step 6: Final answer
    x = 4,304.74

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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.