Home / 7,942.87-11,910.44-2,395.18

Finding the Fourth Proportional to 7,942.87, 11,910.44 and 2,395.18

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Solution

The fourth proportional to 7,942.87, 11,910.44 and 2,395.18 is: 3,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.87 : 11,910.44 = 2,395.18 : x
  2. Step 2: Convert to fraction form
    7,942.87/11,910.44 = 2,395.18/x
  3. Step 3: Cross multiply
    7,942.87x = 11,910.44 × 2,395.18
  4. Step 4: Simplify right side
    7,942.87x = 28,527,582.14
  5. Step 5: Solve for x
    x = 28,527,582.14/7,942.87
  6. Step 6: Final answer
    x = 3,591.60

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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.