Home / 3,999.62-5,517.96-2,427.14

Finding the Fourth Proportional to 3,999.62, 5,517.96 and 2,427.14

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Solution

The fourth proportional to 3,999.62, 5,517.96 and 2,427.14 is: 3,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.62 : 5,517.96 = 2,427.14 : x
  2. Step 2: Convert to fraction form
    3,999.62/5,517.96 = 2,427.14/x
  3. Step 3: Cross multiply
    3,999.62x = 5,517.96 × 2,427.14
  4. Step 4: Simplify right side
    3,999.62x = 13,392,861.43
  5. Step 5: Solve for x
    x = 13,392,861.43/3,999.62
  6. Step 6: Final answer
    x = 3,348.53

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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.