Home / 11,906.46-17,845.11-4,106.16

Finding the Fourth Proportional to 11,906.46, 17,845.11 and 4,106.16

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Solution

The fourth proportional to 11,906.46, 17,845.11 and 4,106.16 is: 6,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,906.46 : 17,845.11 = 4,106.16 : x
  2. Step 2: Convert to fraction form
    11,906.46/17,845.11 = 4,106.16/x
  3. Step 3: Cross multiply
    11,906.46x = 17,845.11 × 4,106.16
  4. Step 4: Simplify right side
    11,906.46x = 73,274,876.88
  5. Step 5: Solve for x
    x = 73,274,876.88/11,906.46
  6. Step 6: Final answer
    x = 6,154.21

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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.