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Finding the Fourth Proportional to 7,494.92, 11,239.96 and 2,495.96

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Solution

The fourth proportional to 7,494.92, 11,239.96 and 2,495.96 is: 3,743.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.92 : 11,239.96 = 2,495.96 : x
  2. Step 2: Convert to fraction form
    7,494.92/11,239.96 = 2,495.96/x
  3. Step 3: Cross multiply
    7,494.92x = 11,239.96 × 2,495.96
  4. Step 4: Simplify right side
    7,494.92x = 28,054,490.56
  5. Step 5: Solve for x
    x = 28,054,490.56/7,494.92
  6. Step 6: Final answer
    x = 3,743.13

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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.