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Finding the Fourth Proportional to 8,358.44, 11,532.31 and 6,584.54

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Solution

The fourth proportional to 8,358.44, 11,532.31 and 6,584.54 is: 9,084.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358.44 : 11,532.31 = 6,584.54 : x
  2. Step 2: Convert to fraction form
    8,358.44/11,532.31 = 6,584.54/x
  3. Step 3: Cross multiply
    8,358.44x = 11,532.31 × 6,584.54
  4. Step 4: Simplify right side
    8,358.44x = 75,934,882.36
  5. Step 5: Solve for x
    x = 75,934,882.36/8,358.44
  6. Step 6: Final answer
    x = 9,084.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.