Home / 8,262.33-12,398.54-3,581.43

Finding the Fourth Proportional to 8,262.33, 12,398.54 and 3,581.43

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Solution

The fourth proportional to 8,262.33, 12,398.54 and 3,581.43 is: 5,374.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.33 : 12,398.54 = 3,581.43 : x
  2. Step 2: Convert to fraction form
    8,262.33/12,398.54 = 3,581.43/x
  3. Step 3: Cross multiply
    8,262.33x = 12,398.54 × 3,581.43
  4. Step 4: Simplify right side
    8,262.33x = 44,404,503.11
  5. Step 5: Solve for x
    x = 44,404,503.11/8,262.33
  6. Step 6: Final answer
    x = 5,374.33

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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.