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Finding the Fourth Proportional to 8,054.69, 12,079.00 and 3,374.97

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Solution

The fourth proportional to 8,054.69, 12,079.00 and 3,374.97 is: 5,061.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.69 : 12,079.00 = 3,374.97 : x
  2. Step 2: Convert to fraction form
    8,054.69/12,079.00 = 3,374.97/x
  3. Step 3: Cross multiply
    8,054.69x = 12,079.00 × 3,374.97
  4. Step 4: Simplify right side
    8,054.69x = 40,766,212.06
  5. Step 5: Solve for x
    x = 40,766,212.06/8,054.69
  6. Step 6: Final answer
    x = 5,061.18

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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.