Home / 8,193.43-12,290.94-3,261.92

Finding the Fourth Proportional to 8,193.43, 12,290.94 and 3,261.92

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Solution

The fourth proportional to 8,193.43, 12,290.94 and 3,261.92 is: 4,893.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.43 : 12,290.94 = 3,261.92 : x
  2. Step 2: Convert to fraction form
    8,193.43/12,290.94 = 3,261.92/x
  3. Step 3: Cross multiply
    8,193.43x = 12,290.94 × 3,261.92
  4. Step 4: Simplify right side
    8,193.43x = 40,092,001.55
  5. Step 5: Solve for x
    x = 40,092,001.55/8,193.43
  6. Step 6: Final answer
    x = 4,893.19

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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.