Home / 6,469.92-9,705.96-3,183.30

Finding the Fourth Proportional to 6,469.92, 9,705.96 and 3,183.30

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Solution

The fourth proportional to 6,469.92, 9,705.96 and 3,183.30 is: 4,775.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469.92 : 9,705.96 = 3,183.30 : x
  2. Step 2: Convert to fraction form
    6,469.92/9,705.96 = 3,183.30/x
  3. Step 3: Cross multiply
    6,469.92x = 9,705.96 × 3,183.30
  4. Step 4: Simplify right side
    6,469.92x = 30,896,982.47
  5. Step 5: Solve for x
    x = 30,896,982.47/6,469.92
  6. Step 6: Final answer
    x = 4,775.48

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1.5x scale

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.