Home / 7,949.28-11,924.10-2,755.14

Finding the Fourth Proportional to 7,949.28, 11,924.10 and 2,755.14

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Solution

The fourth proportional to 7,949.28, 11,924.10 and 2,755.14 is: 4,132.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.28 : 11,924.10 = 2,755.14 : x
  2. Step 2: Convert to fraction form
    7,949.28/11,924.10 = 2,755.14/x
  3. Step 3: Cross multiply
    7,949.28x = 11,924.10 × 2,755.14
  4. Step 4: Simplify right side
    7,949.28x = 32,852,564.87
  5. Step 5: Solve for x
    x = 32,852,564.87/7,949.28
  6. Step 6: Final answer
    x = 4,132.77

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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.