Home / 5,974.68-8,245.20-3,286

Finding the Fourth Proportional to 5,974.68, 8,245.20 and 3,286

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Solution

The fourth proportional to 5,974.68, 8,245.20 and 3,286 is: 4,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.68 : 8,245.20 = 3,286 : x
  2. Step 2: Convert to fraction form
    5,974.68/8,245.20 = 3,286/x
  3. Step 3: Cross multiply
    5,974.68x = 8,245.20 × 3,286
  4. Step 4: Simplify right side
    5,974.68x = 27,093,727.20
  5. Step 5: Solve for x
    x = 27,093,727.20/5,974.68
  6. Step 6: Final answer
    x = 4,534.76

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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.