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Finding the Fourth Proportional to 10,600.11, 15,900.24 and 3,672.99

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Solution

The fourth proportional to 10,600.11, 15,900.24 and 3,672.99 is: 5,509.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,600.11 : 15,900.24 = 3,672.99 : x
  2. Step 2: Convert to fraction form
    10,600.11/15,900.24 = 3,672.99/x
  3. Step 3: Cross multiply
    10,600.11x = 15,900.24 × 3,672.99
  4. Step 4: Simplify right side
    10,600.11x = 58,401,404.15
  5. Step 5: Solve for x
    x = 58,401,404.15/10,600.11
  6. Step 6: Final answer
    x = 5,509.51

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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.