Home / 7,753.14-11,634.98-4,242.87

Finding the Fourth Proportional to 7,753.14, 11,634.98 and 4,242.87

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Solution

The fourth proportional to 7,753.14, 11,634.98 and 4,242.87 is: 6,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.14 : 11,634.98 = 4,242.87 : x
  2. Step 2: Convert to fraction form
    7,753.14/11,634.98 = 4,242.87/x
  3. Step 3: Cross multiply
    7,753.14x = 11,634.98 × 4,242.87
  4. Step 4: Simplify right side
    7,753.14x = 49,365,686.38
  5. Step 5: Solve for x
    x = 49,365,686.38/7,753.14
  6. Step 6: Final answer
    x = 6,367.19

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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.