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Finding the Fourth Proportional to 7,691.03, 11,539.26 and 2,496.90

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Solution

The fourth proportional to 7,691.03, 11,539.26 and 2,496.90 is: 3,746.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691.03 : 11,539.26 = 2,496.90 : x
  2. Step 2: Convert to fraction form
    7,691.03/11,539.26 = 2,496.90/x
  3. Step 3: Cross multiply
    7,691.03x = 11,539.26 × 2,496.90
  4. Step 4: Simplify right side
    7,691.03x = 28,812,378.29
  5. Step 5: Solve for x
    x = 28,812,378.29/7,691.03
  6. Step 6: Final answer
    x = 3,746.23

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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.