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Finding the Fourth Proportional to 8,086.97, 12,130.39 and 2,243.58

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Solution

The fourth proportional to 8,086.97, 12,130.39 and 2,243.58 is: 3,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.97 : 12,130.39 = 2,243.58 : x
  2. Step 2: Convert to fraction form
    8,086.97/12,130.39 = 2,243.58/x
  3. Step 3: Cross multiply
    8,086.97x = 12,130.39 × 2,243.58
  4. Step 4: Simplify right side
    8,086.97x = 27,215,494.79
  5. Step 5: Solve for x
    x = 27,215,494.79/8,086.97
  6. Step 6: Final answer
    x = 3,365.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.