Home / 10,374.20-15,562.32-4,132.76

Finding the Fourth Proportional to 10,374.20, 15,562.32 and 4,132.76

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Solution

The fourth proportional to 10,374.20, 15,562.32 and 4,132.76 is: 6,199.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374.20 : 15,562.32 = 4,132.76 : x
  2. Step 2: Convert to fraction form
    10,374.20/15,562.32 = 4,132.76/x
  3. Step 3: Cross multiply
    10,374.20x = 15,562.32 × 4,132.76
  4. Step 4: Simplify right side
    10,374.20x = 64,315,333.60
  5. Step 5: Solve for x
    x = 64,315,333.60/10,374.20
  6. Step 6: Final answer
    x = 6,199.55

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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.