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Finding the Fourth Proportional to 8,808, 13,211.99 and 2,234.17

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Solution

The fourth proportional to 8,808, 13,211.99 and 2,234.17 is: 3,351.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808 : 13,211.99 = 2,234.17 : x
  2. Step 2: Convert to fraction form
    8,808/13,211.99 = 2,234.17/x
  3. Step 3: Cross multiply
    8,808x = 13,211.99 × 2,234.17
  4. Step 4: Simplify right side
    8,808x = 29,517,831.70
  5. Step 5: Solve for x
    x = 29,517,831.70/8,808
  6. Step 6: Final answer
    x = 3,351.25

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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.