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Finding the Fourth Proportional to 8,532.38, 12,798.56 and 2,376.38

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Solution

The fourth proportional to 8,532.38, 12,798.56 and 2,376.38 is: 3,564.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532.38 : 12,798.56 = 2,376.38 : x
  2. Step 2: Convert to fraction form
    8,532.38/12,798.56 = 2,376.38/x
  3. Step 3: Cross multiply
    8,532.38x = 12,798.56 × 2,376.38
  4. Step 4: Simplify right side
    8,532.38x = 30,414,183.96
  5. Step 5: Solve for x
    x = 30,414,183.96/8,532.38
  6. Step 6: Final answer
    x = 3,564.56

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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.