Home / 10,600.35-15,900.87-5,332.49

Finding the Fourth Proportional to 10,600.35, 15,900.87 and 5,332.49

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Solution

The fourth proportional to 10,600.35, 15,900.87 and 5,332.49 is: 7,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,600.35 : 15,900.87 = 5,332.49 : x
  2. Step 2: Convert to fraction form
    10,600.35/15,900.87 = 5,332.49/x
  3. Step 3: Cross multiply
    10,600.35x = 15,900.87 × 5,332.49
  4. Step 4: Simplify right side
    10,600.35x = 84,791,230.27
  5. Step 5: Solve for x
    x = 84,791,230.27/10,600.35
  6. Step 6: Final answer
    x = 7,998.91

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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.