Home / 6,747.34-10,122.80-3,626

Finding the Fourth Proportional to 6,747.34, 10,122.80 and 3,626

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Solution

The fourth proportional to 6,747.34, 10,122.80 and 3,626 is: 5,439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.34 : 10,122.80 = 3,626 : x
  2. Step 2: Convert to fraction form
    6,747.34/10,122.80 = 3,626/x
  3. Step 3: Cross multiply
    6,747.34x = 10,122.80 × 3,626
  4. Step 4: Simplify right side
    6,747.34x = 36,705,272.80
  5. Step 5: Solve for x
    x = 36,705,272.80/6,747.34
  6. Step 6: Final answer
    x = 5,439.96

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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.