Home / 5,439.87-7,504.49-3,200.33

Finding the Fourth Proportional to 5,439.87, 7,504.49 and 3,200.33

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Solution

The fourth proportional to 5,439.87, 7,504.49 and 3,200.33 is: 4,414.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.87 : 7,504.49 = 3,200.33 : x
  2. Step 2: Convert to fraction form
    5,439.87/7,504.49 = 3,200.33/x
  3. Step 3: Cross multiply
    5,439.87x = 7,504.49 × 3,200.33
  4. Step 4: Simplify right side
    5,439.87x = 24,016,790.96
  5. Step 5: Solve for x
    x = 24,016,790.96/5,439.87
  6. Step 6: Final answer
    x = 4,414.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.