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Finding the Fourth Proportional to 8,699.22, 13,050.98 and 4,022.49

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Solution

The fourth proportional to 8,699.22, 13,050.98 and 4,022.49 is: 6,034.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699.22 : 13,050.98 = 4,022.49 : x
  2. Step 2: Convert to fraction form
    8,699.22/13,050.98 = 4,022.49/x
  3. Step 3: Cross multiply
    8,699.22x = 13,050.98 × 4,022.49
  4. Step 4: Simplify right side
    8,699.22x = 52,497,436.54
  5. Step 5: Solve for x
    x = 52,497,436.54/8,699.22
  6. Step 6: Final answer
    x = 6,034.73

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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.