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Finding the Fourth Proportional to 8,269.93, 12,404.74 and 2,723.32

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Solution

The fourth proportional to 8,269.93, 12,404.74 and 2,723.32 is: 4,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.93 : 12,404.74 = 2,723.32 : x
  2. Step 2: Convert to fraction form
    8,269.93/12,404.74 = 2,723.32/x
  3. Step 3: Cross multiply
    8,269.93x = 12,404.74 × 2,723.32
  4. Step 4: Simplify right side
    8,269.93x = 33,782,076.54
  5. Step 5: Solve for x
    x = 33,782,076.54/8,269.93
  6. Step 6: Final answer
    x = 4,084.93

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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.