Home / 5,517.50-8,276.18-2,230.54

Finding the Fourth Proportional to 5,517.50, 8,276.18 and 2,230.54

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Solution

The fourth proportional to 5,517.50, 8,276.18 and 2,230.54 is: 3,345.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.50 : 8,276.18 = 2,230.54 : x
  2. Step 2: Convert to fraction form
    5,517.50/8,276.18 = 2,230.54/x
  3. Step 3: Cross multiply
    5,517.50x = 8,276.18 × 2,230.54
  4. Step 4: Simplify right side
    5,517.50x = 18,460,350.54
  5. Step 5: Solve for x
    x = 18,460,350.54/5,517.50
  6. Step 6: Final answer
    x = 3,345.78

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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.