Home / 6,750.14-10,115.82-3,456.30

Finding the Fourth Proportional to 6,750.14, 10,115.82 and 3,456.30

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Solution

The fourth proportional to 6,750.14, 10,115.82 and 3,456.30 is: 5,179.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.14 : 10,115.82 = 3,456.30 : x
  2. Step 2: Convert to fraction form
    6,750.14/10,115.82 = 3,456.30/x
  3. Step 3: Cross multiply
    6,750.14x = 10,115.82 × 3,456.30
  4. Step 4: Simplify right side
    6,750.14x = 34,963,308.67
  5. Step 5: Solve for x
    x = 34,963,308.67/6,750.14
  6. Step 6: Final answer
    x = 5,179.64

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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.