Home / 11,414.48-17,113.64-3,914.44

Finding the Fourth Proportional to 11,414.48, 17,113.64 and 3,914.44

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Solution

The fourth proportional to 11,414.48, 17,113.64 and 3,914.44 is: 5,868.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,414.48 : 17,113.64 = 3,914.44 : x
  2. Step 2: Convert to fraction form
    11,414.48/17,113.64 = 3,914.44/x
  3. Step 3: Cross multiply
    11,414.48x = 17,113.64 × 3,914.44
  4. Step 4: Simplify right side
    11,414.48x = 66,990,254.61
  5. Step 5: Solve for x
    x = 66,990,254.61/11,414.48
  6. Step 6: Final answer
    x = 5,868.89

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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.