Home / 3,517.60-5,265.60-3,323.20

Finding the Fourth Proportional to 3,517.60, 5,265.60 and 3,323.20

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Solution

The fourth proportional to 3,517.60, 5,265.60 and 3,323.20 is: 4,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.60 : 5,265.60 = 3,323.20 : x
  2. Step 2: Convert to fraction form
    3,517.60/5,265.60 = 3,323.20/x
  3. Step 3: Cross multiply
    3,517.60x = 5,265.60 × 3,323.20
  4. Step 4: Simplify right side
    3,517.60x = 17,498,641.92
  5. Step 5: Solve for x
    x = 17,498,641.92/3,517.60
  6. Step 6: Final answer
    x = 4,974.60

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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.