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Finding the Fourth Proportional to 3,679.60, 5,522.10 and 2,294.96

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Solution

The fourth proportional to 3,679.60, 5,522.10 and 2,294.96 is: 3,444.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.60 : 5,522.10 = 2,294.96 : x
  2. Step 2: Convert to fraction form
    3,679.60/5,522.10 = 2,294.96/x
  3. Step 3: Cross multiply
    3,679.60x = 5,522.10 × 2,294.96
  4. Step 4: Simplify right side
    3,679.60x = 12,672,998.62
  5. Step 5: Solve for x
    x = 12,672,998.62/3,679.60
  6. Step 6: Final answer
    x = 3,444.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.