Home / 9,265.86-13,899.20-2,691.90

Finding the Fourth Proportional to 9,265.86, 13,899.20 and 2,691.90

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Solution

The fourth proportional to 9,265.86, 13,899.20 and 2,691.90 is: 4,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.86 : 13,899.20 = 2,691.90 : x
  2. Step 2: Convert to fraction form
    9,265.86/13,899.20 = 2,691.90/x
  3. Step 3: Cross multiply
    9,265.86x = 13,899.20 × 2,691.90
  4. Step 4: Simplify right side
    9,265.86x = 37,415,243.02
  5. Step 5: Solve for x
    x = 37,415,243.02/9,265.86
  6. Step 6: Final answer
    x = 4,037.97

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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.