Home / 4,132.60-6,200.11-1,666.15

Finding the Fourth Proportional to 4,132.60, 6,200.11 and 1,666.15

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Solution

The fourth proportional to 4,132.60, 6,200.11 and 1,666.15 is: 2,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.60 : 6,200.11 = 1,666.15 : x
  2. Step 2: Convert to fraction form
    4,132.60/6,200.11 = 1,666.15/x
  3. Step 3: Cross multiply
    4,132.60x = 6,200.11 × 1,666.15
  4. Step 4: Simplify right side
    4,132.60x = 10,330,299.86
  5. Step 5: Solve for x
    x = 10,330,299.86/4,132.60
  6. Step 6: Final answer
    x = 2,499.71

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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.