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Finding the Fourth Proportional to 7,243.54, 10,866.68 and 2,498.44

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Solution

The fourth proportional to 7,243.54, 10,866.68 and 2,498.44 is: 3,748.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.54 : 10,866.68 = 2,498.44 : x
  2. Step 2: Convert to fraction form
    7,243.54/10,866.68 = 2,498.44/x
  3. Step 3: Cross multiply
    7,243.54x = 10,866.68 × 2,498.44
  4. Step 4: Simplify right side
    7,243.54x = 27,149,747.98
  5. Step 5: Solve for x
    x = 27,149,747.98/7,243.54
  6. Step 6: Final answer
    x = 3,748.13

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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.