Home / 8,815.92-13,224.39-3,550.11

Finding the Fourth Proportional to 8,815.92, 13,224.39 and 3,550.11

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Solution

The fourth proportional to 8,815.92, 13,224.39 and 3,550.11 is: 5,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.92 : 13,224.39 = 3,550.11 : x
  2. Step 2: Convert to fraction form
    8,815.92/13,224.39 = 3,550.11/x
  3. Step 3: Cross multiply
    8,815.92x = 13,224.39 × 3,550.11
  4. Step 4: Simplify right side
    8,815.92x = 46,948,039.18
  5. Step 5: Solve for x
    x = 46,948,039.18/8,815.92
  6. Step 6: Final answer
    x = 5,325.37

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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.