Home / 11,469.23-15,827.82-6,433.97

Finding the Fourth Proportional to 11,469.23, 15,827.82 and 6,433.97

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Solution

The fourth proportional to 11,469.23, 15,827.82 and 6,433.97 is: 8,879.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,469.23 : 15,827.82 = 6,433.97 : x
  2. Step 2: Convert to fraction form
    11,469.23/15,827.82 = 6,433.97/x
  3. Step 3: Cross multiply
    11,469.23x = 15,827.82 × 6,433.97
  4. Step 4: Simplify right side
    11,469.23x = 101,835,719.05
  5. Step 5: Solve for x
    x = 101,835,719.05/11,469.23
  6. Step 6: Final answer
    x = 8,879.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.