Home / 7,936.85-11,906.94-3,006.38

Finding the Fourth Proportional to 7,936.85, 11,906.94 and 3,006.38

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Solution

The fourth proportional to 7,936.85, 11,906.94 and 3,006.38 is: 4,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.85 : 11,906.94 = 3,006.38 : x
  2. Step 2: Convert to fraction form
    7,936.85/11,906.94 = 3,006.38/x
  3. Step 3: Cross multiply
    7,936.85x = 11,906.94 × 3,006.38
  4. Step 4: Simplify right side
    7,936.85x = 35,796,786.28
  5. Step 5: Solve for x
    x = 35,796,786.28/7,936.85
  6. Step 6: Final answer
    x = 4,510.20

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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.