Home / 5,517.32-8,268.68-2,226.49

Finding the Fourth Proportional to 5,517.32, 8,268.68 and 2,226.49

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Solution

The fourth proportional to 5,517.32, 8,268.68 and 2,226.49 is: 3,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.32 : 8,268.68 = 2,226.49 : x
  2. Step 2: Convert to fraction form
    5,517.32/8,268.68 = 2,226.49/x
  3. Step 3: Cross multiply
    5,517.32x = 8,268.68 × 2,226.49
  4. Step 4: Simplify right side
    5,517.32x = 18,410,118.23
  5. Step 5: Solve for x
    x = 18,410,118.23/5,517.32
  6. Step 6: Final answer
    x = 3,336.79

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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.