Home / 9,127.94-13,691.67-2,553.98

Finding the Fourth Proportional to 9,127.94, 13,691.67 and 2,553.98

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Solution

The fourth proportional to 9,127.94, 13,691.67 and 2,553.98 is: 3,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.94 : 13,691.67 = 2,553.98 : x
  2. Step 2: Convert to fraction form
    9,127.94/13,691.67 = 2,553.98/x
  3. Step 3: Cross multiply
    9,127.94x = 13,691.67 × 2,553.98
  4. Step 4: Simplify right side
    9,127.94x = 34,968,251.35
  5. Step 5: Solve for x
    x = 34,968,251.35/9,127.94
  6. Step 6: Final answer
    x = 3,830.90

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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.