Home / 11,905.91-17,867.09-4,114.73

Finding the Fourth Proportional to 11,905.91, 17,867.09 and 4,114.73

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Solution

The fourth proportional to 11,905.91, 17,867.09 and 4,114.73 is: 6,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905.91 : 17,867.09 = 4,114.73 : x
  2. Step 2: Convert to fraction form
    11,905.91/17,867.09 = 4,114.73/x
  3. Step 3: Cross multiply
    11,905.91x = 17,867.09 × 4,114.73
  4. Step 4: Simplify right side
    11,905.91x = 73,518,141.33
  5. Step 5: Solve for x
    x = 73,518,141.33/11,905.91
  6. Step 6: Final answer
    x = 6,174.93

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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.