Home / 8,202.18-12,309.23-3,273.23

Finding the Fourth Proportional to 8,202.18, 12,309.23 and 3,273.23

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Solution

The fourth proportional to 8,202.18, 12,309.23 and 3,273.23 is: 4,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.18 : 12,309.23 = 3,273.23 : x
  2. Step 2: Convert to fraction form
    8,202.18/12,309.23 = 3,273.23/x
  3. Step 3: Cross multiply
    8,202.18x = 12,309.23 × 3,273.23
  4. Step 4: Simplify right side
    8,202.18x = 40,290,863.00
  5. Step 5: Solve for x
    x = 40,290,863.00/8,202.18
  6. Step 6: Final answer
    x = 4,912.21

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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.