Home / 7,961.62-11,942.43-4,697.54

Finding the Fourth Proportional to 7,961.62, 11,942.43 and 4,697.54

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Solution

The fourth proportional to 7,961.62, 11,942.43 and 4,697.54 is: 7,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,961.62 : 11,942.43 = 4,697.54 : x
  2. Step 2: Convert to fraction form
    7,961.62/11,942.43 = 4,697.54/x
  3. Step 3: Cross multiply
    7,961.62x = 11,942.43 × 4,697.54
  4. Step 4: Simplify right side
    7,961.62x = 56,100,042.62
  5. Step 5: Solve for x
    x = 56,100,042.62/7,961.62
  6. Step 6: Final answer
    x = 7,046.31

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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.