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Finding the Fourth Proportional to 10,393.52, 15,597.97 and 7,627.37

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Solution

The fourth proportional to 10,393.52, 15,597.97 and 7,627.37 is: 11,446.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.52 : 15,597.97 = 7,627.37 : x
  2. Step 2: Convert to fraction form
    10,393.52/15,597.97 = 7,627.37/x
  3. Step 3: Cross multiply
    10,393.52x = 15,597.97 × 7,627.37
  4. Step 4: Simplify right side
    10,393.52x = 118,971,391.38
  5. Step 5: Solve for x
    x = 118,971,391.38/10,393.52
  6. Step 6: Final answer
    x = 11,446.69

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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.