Home / 6,227.50-9,345.30-3,149.50

Finding the Fourth Proportional to 6,227.50, 9,345.30 and 3,149.50

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Solution

The fourth proportional to 6,227.50, 9,345.30 and 3,149.50 is: 4,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,227.50 : 9,345.30 = 3,149.50 : x
  2. Step 2: Convert to fraction form
    6,227.50/9,345.30 = 3,149.50/x
  3. Step 3: Cross multiply
    6,227.50x = 9,345.30 × 3,149.50
  4. Step 4: Simplify right side
    6,227.50x = 29,433,022.35
  5. Step 5: Solve for x
    x = 29,433,022.35/6,227.50
  6. Step 6: Final answer
    x = 4,726.30

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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.