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Finding the Fourth Proportional to 8,874.73, 13,309.81 and 2,633.26

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Solution

The fourth proportional to 8,874.73, 13,309.81 and 2,633.26 is: 3,949.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874.73 : 13,309.81 = 2,633.26 : x
  2. Step 2: Convert to fraction form
    8,874.73/13,309.81 = 2,633.26/x
  3. Step 3: Cross multiply
    8,874.73x = 13,309.81 × 2,633.26
  4. Step 4: Simplify right side
    8,874.73x = 35,048,183.70
  5. Step 5: Solve for x
    x = 35,048,183.70/8,874.73
  6. Step 6: Final answer
    x = 3,949.21

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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.