Home / 6,205.20-9,309.42-3,243.84

Finding the Fourth Proportional to 6,205.20, 9,309.42 and 3,243.84

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Solution

The fourth proportional to 6,205.20, 9,309.42 and 3,243.84 is: 4,866.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,205.20 : 9,309.42 = 3,243.84 : x
  2. Step 2: Convert to fraction form
    6,205.20/9,309.42 = 3,243.84/x
  3. Step 3: Cross multiply
    6,205.20x = 9,309.42 × 3,243.84
  4. Step 4: Simplify right side
    6,205.20x = 30,198,268.97
  5. Step 5: Solve for x
    x = 30,198,268.97/6,205.20
  6. Step 6: Final answer
    x = 4,866.61

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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.