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Finding the Fourth Proportional to 10,593.90, 14,619.14 and 6,118.92

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Solution

The fourth proportional to 10,593.90, 14,619.14 and 6,118.92 is: 8,443.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,593.90 : 14,619.14 = 6,118.92 : x
  2. Step 2: Convert to fraction form
    10,593.90/14,619.14 = 6,118.92/x
  3. Step 3: Cross multiply
    10,593.90x = 14,619.14 × 6,118.92
  4. Step 4: Simplify right side
    10,593.90x = 89,453,348.13
  5. Step 5: Solve for x
    x = 89,453,348.13/10,593.90
  6. Step 6: Final answer
    x = 8,443.85

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Double scale
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Similar ratio
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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.