Home / 5,459.11-8,191.10-2,861.44

Finding the Fourth Proportional to 5,459.11, 8,191.10 and 2,861.44

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Solution

The fourth proportional to 5,459.11, 8,191.10 and 2,861.44 is: 4,293.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.11 : 8,191.10 = 2,861.44 : x
  2. Step 2: Convert to fraction form
    5,459.11/8,191.10 = 2,861.44/x
  3. Step 3: Cross multiply
    5,459.11x = 8,191.10 × 2,861.44
  4. Step 4: Simplify right side
    5,459.11x = 23,438,327.86
  5. Step 5: Solve for x
    x = 23,438,327.86/5,459.11
  6. Step 6: Final answer
    x = 4,293.44

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