Home / 11,934.56-17,902.92-4,912.94

Finding the Fourth Proportional to 11,934.56, 17,902.92 and 4,912.94

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Solution

The fourth proportional to 11,934.56, 17,902.92 and 4,912.94 is: 7,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,934.56 : 17,902.92 = 4,912.94 : x
  2. Step 2: Convert to fraction form
    11,934.56/17,902.92 = 4,912.94/x
  3. Step 3: Cross multiply
    11,934.56x = 17,902.92 × 4,912.94
  4. Step 4: Simplify right side
    11,934.56x = 87,955,971.78
  5. Step 5: Solve for x
    x = 87,955,971.78/11,934.56
  6. Step 6: Final answer
    x = 7,369.85

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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.