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Finding the Fourth Proportional to 8,882.27, 13,328.06 and 3,621.17

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Solution

The fourth proportional to 8,882.27, 13,328.06 and 3,621.17 is: 5,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.27 : 13,328.06 = 3,621.17 : x
  2. Step 2: Convert to fraction form
    8,882.27/13,328.06 = 3,621.17/x
  3. Step 3: Cross multiply
    8,882.27x = 13,328.06 × 3,621.17
  4. Step 4: Simplify right side
    8,882.27x = 48,263,171.03
  5. Step 5: Solve for x
    x = 48,263,171.03/8,882.27
  6. Step 6: Final answer
    x = 5,433.65

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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.