Home / 5,940.20-8,197.38-3,287.60

Finding the Fourth Proportional to 5,940.20, 8,197.38 and 3,287.60

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Solution

The fourth proportional to 5,940.20, 8,197.38 and 3,287.60 is: 4,536.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,940.20 : 8,197.38 = 3,287.60 : x
  2. Step 2: Convert to fraction form
    5,940.20/8,197.38 = 3,287.60/x
  3. Step 3: Cross multiply
    5,940.20x = 8,197.38 × 3,287.60
  4. Step 4: Simplify right side
    5,940.20x = 26,949,706.49
  5. Step 5: Solve for x
    x = 26,949,706.49/5,940.20
  6. Step 6: Final answer
    x = 4,536.83

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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.