Home / 8,064.40-12,098.76-3,381.88

Finding the Fourth Proportional to 8,064.40, 12,098.76 and 3,381.88

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Solution

The fourth proportional to 8,064.40, 12,098.76 and 3,381.88 is: 5,073.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.40 : 12,098.76 = 3,381.88 : x
  2. Step 2: Convert to fraction form
    8,064.40/12,098.76 = 3,381.88/x
  3. Step 3: Cross multiply
    8,064.40x = 12,098.76 × 3,381.88
  4. Step 4: Simplify right side
    8,064.40x = 40,916,554.47
  5. Step 5: Solve for x
    x = 40,916,554.47/8,064.40
  6. Step 6: Final answer
    x = 5,073.73

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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.