Home / 4,115.92-5,679.84-2,252.92

Finding the Fourth Proportional to 4,115.92, 5,679.84 and 2,252.92

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Solution

The fourth proportional to 4,115.92, 5,679.84 and 2,252.92 is: 3,108.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.92 : 5,679.84 = 2,252.92 : x
  2. Step 2: Convert to fraction form
    4,115.92/5,679.84 = 2,252.92/x
  3. Step 3: Cross multiply
    4,115.92x = 5,679.84 × 2,252.92
  4. Step 4: Simplify right side
    4,115.92x = 12,796,225.13
  5. Step 5: Solve for x
    x = 12,796,225.13/4,115.92
  6. Step 6: Final answer
    x = 3,108.96

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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.