Home / 7,942.67-11,910.15-2,394.98

Finding the Fourth Proportional to 7,942.67, 11,910.15 and 2,394.98

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Solution

The fourth proportional to 7,942.67, 11,910.15 and 2,394.98 is: 3,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.67 : 11,910.15 = 2,394.98 : x
  2. Step 2: Convert to fraction form
    7,942.67/11,910.15 = 2,394.98/x
  3. Step 3: Cross multiply
    7,942.67x = 11,910.15 × 2,394.98
  4. Step 4: Simplify right side
    7,942.67x = 28,524,544.27
  5. Step 5: Solve for x
    x = 28,524,544.27/7,942.67
  6. Step 6: Final answer
    x = 3,591.31

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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.