Home / 10,691.14-16,040.34-5,761.27

Finding the Fourth Proportional to 10,691.14, 16,040.34 and 5,761.27

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Solution

The fourth proportional to 10,691.14, 16,040.34 and 5,761.27 is: 8,643.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.14 : 16,040.34 = 5,761.27 : x
  2. Step 2: Convert to fraction form
    10,691.14/16,040.34 = 5,761.27/x
  3. Step 3: Cross multiply
    10,691.14x = 16,040.34 × 5,761.27
  4. Step 4: Simplify right side
    10,691.14x = 92,412,729.63
  5. Step 5: Solve for x
    x = 92,412,729.63/10,691.14
  6. Step 6: Final answer
    x = 8,643.86

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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.