Home / 11,960.56-17,942.46-4,168.36

Finding the Fourth Proportional to 11,960.56, 17,942.46 and 4,168.36

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Solution

The fourth proportional to 11,960.56, 17,942.46 and 4,168.36 is: 6,253.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.56 : 17,942.46 = 4,168.36 : x
  2. Step 2: Convert to fraction form
    11,960.56/17,942.46 = 4,168.36/x
  3. Step 3: Cross multiply
    11,960.56x = 17,942.46 × 4,168.36
  4. Step 4: Simplify right side
    11,960.56x = 74,790,632.57
  5. Step 5: Solve for x
    x = 74,790,632.57/11,960.56
  6. Step 6: Final answer
    x = 6,253.10

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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.