Home / 11,134.26-16,696.73-4,112.78

Finding the Fourth Proportional to 11,134.26, 16,696.73 and 4,112.78

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Solution

The fourth proportional to 11,134.26, 16,696.73 and 4,112.78 is: 6,167.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.26 : 16,696.73 = 4,112.78 : x
  2. Step 2: Convert to fraction form
    11,134.26/16,696.73 = 4,112.78/x
  3. Step 3: Cross multiply
    11,134.26x = 16,696.73 × 4,112.78
  4. Step 4: Simplify right side
    11,134.26x = 68,669,904.01
  5. Step 5: Solve for x
    x = 68,669,904.01/11,134.26
  6. Step 6: Final answer
    x = 6,167.44

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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.