Home / 11,171.46-16,757.22-3,380.34

Finding the Fourth Proportional to 11,171.46, 16,757.22 and 3,380.34

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Solution

The fourth proportional to 11,171.46, 16,757.22 and 3,380.34 is: 5,070.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.46 : 16,757.22 = 3,380.34 : x
  2. Step 2: Convert to fraction form
    11,171.46/16,757.22 = 3,380.34/x
  3. Step 3: Cross multiply
    11,171.46x = 16,757.22 × 3,380.34
  4. Step 4: Simplify right side
    11,171.46x = 56,645,101.05
  5. Step 5: Solve for x
    x = 56,645,101.05/11,171.46
  6. Step 6: Final answer
    x = 5,070.52

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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.