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Finding the Fourth Proportional to 10,392.96, 15,593.76 and 4,553.76

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Solution

The fourth proportional to 10,392.96, 15,593.76 and 4,553.76 is: 6,832.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392.96 : 15,593.76 = 4,553.76 : x
  2. Step 2: Convert to fraction form
    10,392.96/15,593.76 = 4,553.76/x
  3. Step 3: Cross multiply
    10,392.96x = 15,593.76 × 4,553.76
  4. Step 4: Simplify right side
    10,392.96x = 71,010,240.54
  5. Step 5: Solve for x
    x = 71,010,240.54/10,392.96
  6. Step 6: Final answer
    x = 6,832.53

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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.