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Finding the Fourth Proportional to 9,937.66, 14,906.03 and 2,917.39

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Solution

The fourth proportional to 9,937.66, 14,906.03 and 2,917.39 is: 4,375.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,937.66 : 14,906.03 = 2,917.39 : x
  2. Step 2: Convert to fraction form
    9,937.66/14,906.03 = 2,917.39/x
  3. Step 3: Cross multiply
    9,937.66x = 14,906.03 × 2,917.39
  4. Step 4: Simplify right side
    9,937.66x = 43,486,672.89
  5. Step 5: Solve for x
    x = 43,486,672.89/9,937.66
  6. Step 6: Final answer
    x = 4,375.95

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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.