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Finding the Fourth Proportional to 6,221.33, 9,332.64 and 2,933.54

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Solution

The fourth proportional to 6,221.33, 9,332.64 and 2,933.54 is: 4,400.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.33 : 9,332.64 = 2,933.54 : x
  2. Step 2: Convert to fraction form
    6,221.33/9,332.64 = 2,933.54/x
  3. Step 3: Cross multiply
    6,221.33x = 9,332.64 × 2,933.54
  4. Step 4: Simplify right side
    6,221.33x = 27,377,626.08
  5. Step 5: Solve for x
    x = 27,377,626.08/6,221.33
  6. Step 6: Final answer
    x = 4,400.61

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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.