Home / 7,942.44-11,914.98-2,747.10

Finding the Fourth Proportional to 7,942.44, 11,914.98 and 2,747.10

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Solution

The fourth proportional to 7,942.44, 11,914.98 and 2,747.10 is: 4,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.44 : 11,914.98 = 2,747.10 : x
  2. Step 2: Convert to fraction form
    7,942.44/11,914.98 = 2,747.10/x
  3. Step 3: Cross multiply
    7,942.44x = 11,914.98 × 2,747.10
  4. Step 4: Simplify right side
    7,942.44x = 32,731,641.56
  5. Step 5: Solve for x
    x = 32,731,641.56/7,942.44
  6. Step 6: Final answer
    x = 4,121.11

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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.