Home / 3,243.96-4,861.32-2,500.75

Finding the Fourth Proportional to 3,243.96, 4,861.32 and 2,500.75

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Solution

The fourth proportional to 3,243.96, 4,861.32 and 2,500.75 is: 3,747.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.96 : 4,861.32 = 2,500.75 : x
  2. Step 2: Convert to fraction form
    3,243.96/4,861.32 = 2,500.75/x
  3. Step 3: Cross multiply
    3,243.96x = 4,861.32 × 2,500.75
  4. Step 4: Simplify right side
    3,243.96x = 12,156,945.99
  5. Step 5: Solve for x
    x = 12,156,945.99/3,243.96
  6. Step 6: Final answer
    x = 3,747.57

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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.