Home / 8,284.38-11,432.92-4,748.18

Finding the Fourth Proportional to 8,284.38, 11,432.92 and 4,748.18

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Solution

The fourth proportional to 8,284.38, 11,432.92 and 4,748.18 is: 6,552.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.38 : 11,432.92 = 4,748.18 : x
  2. Step 2: Convert to fraction form
    8,284.38/11,432.92 = 4,748.18/x
  3. Step 3: Cross multiply
    8,284.38x = 11,432.92 × 4,748.18
  4. Step 4: Simplify right side
    8,284.38x = 54,285,562.09
  5. Step 5: Solve for x
    x = 54,285,562.09/8,284.38
  6. Step 6: Final answer
    x = 6,552.76

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Half scale
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Double scale
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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.