Home / 5,487.28-8,232.18-1,591.54

Finding the Fourth Proportional to 5,487.28, 8,232.18 and 1,591.54

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Solution

The fourth proportional to 5,487.28, 8,232.18 and 1,591.54 is: 2,387.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.28 : 8,232.18 = 1,591.54 : x
  2. Step 2: Convert to fraction form
    5,487.28/8,232.18 = 1,591.54/x
  3. Step 3: Cross multiply
    5,487.28x = 8,232.18 × 1,591.54
  4. Step 4: Simplify right side
    5,487.28x = 13,101,843.76
  5. Step 5: Solve for x
    x = 13,101,843.76/5,487.28
  6. Step 6: Final answer
    x = 2,387.68

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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.