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Finding the Fourth Proportional to 4,611, 6,363.18 and 2,515.13

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Solution

The fourth proportional to 4,611, 6,363.18 and 2,515.13 is: 3,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611 : 6,363.18 = 2,515.13 : x
  2. Step 2: Convert to fraction form
    4,611/6,363.18 = 2,515.13/x
  3. Step 3: Cross multiply
    4,611x = 6,363.18 × 2,515.13
  4. Step 4: Simplify right side
    4,611x = 16,004,224.91
  5. Step 5: Solve for x
    x = 16,004,224.91/4,611
  6. Step 6: Final answer
    x = 3,470.88

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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.