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Finding the Fourth Proportional to 10,593.82, 15,890.22 and 3,931.62

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Solution

The fourth proportional to 10,593.82, 15,890.22 and 3,931.62 is: 5,897.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,593.82 : 15,890.22 = 3,931.62 : x
  2. Step 2: Convert to fraction form
    10,593.82/15,890.22 = 3,931.62/x
  3. Step 3: Cross multiply
    10,593.82x = 15,890.22 × 3,931.62
  4. Step 4: Simplify right side
    10,593.82x = 62,474,256.54
  5. Step 5: Solve for x
    x = 62,474,256.54/10,593.82
  6. Step 6: Final answer
    x = 5,897.23

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1.5x scale

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.