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Finding the Fourth Proportional to 7,252.71, 10,879.82 and 3,093.15

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Solution

The fourth proportional to 7,252.71, 10,879.82 and 3,093.15 is: 4,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.71 : 10,879.82 = 3,093.15 : x
  2. Step 2: Convert to fraction form
    7,252.71/10,879.82 = 3,093.15/x
  3. Step 3: Cross multiply
    7,252.71x = 10,879.82 × 3,093.15
  4. Step 4: Simplify right side
    7,252.71x = 33,652,926.97
  5. Step 5: Solve for x
    x = 33,652,926.97/7,252.71
  6. Step 6: Final answer
    x = 4,640.05

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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.