Home / 11,127.14-16,694.20-6,961.41

Finding the Fourth Proportional to 11,127.14, 16,694.20 and 6,961.41

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Solution

The fourth proportional to 11,127.14, 16,694.20 and 6,961.41 is: 10,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.14 : 16,694.20 = 6,961.41 : x
  2. Step 2: Convert to fraction form
    11,127.14/16,694.20 = 6,961.41/x
  3. Step 3: Cross multiply
    11,127.14x = 16,694.20 × 6,961.41
  4. Step 4: Simplify right side
    11,127.14x = 116,215,179.52
  5. Step 5: Solve for x
    x = 116,215,179.52/11,127.14
  6. Step 6: Final answer
    x = 10,444.30

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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.