Home / 11,310.97-16,951.79-9,740.43

Finding the Fourth Proportional to 11,310.97, 16,951.79 and 9,740.43

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Solution

The fourth proportional to 11,310.97, 16,951.79 and 9,740.43 is: 14,598.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.97 : 16,951.79 = 9,740.43 : x
  2. Step 2: Convert to fraction form
    11,310.97/16,951.79 = 9,740.43/x
  3. Step 3: Cross multiply
    11,310.97x = 16,951.79 × 9,740.43
  4. Step 4: Simplify right side
    11,310.97x = 165,117,723.87
  5. Step 5: Solve for x
    x = 165,117,723.87/11,310.97
  6. Step 6: Final answer
    x = 14,598.02

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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.