Home / 3,327.05-4,990.17-1,682.75

Finding the Fourth Proportional to 3,327.05, 4,990.17 and 1,682.75

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Solution

The fourth proportional to 3,327.05, 4,990.17 and 1,682.75 is: 2,523.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.05 : 4,990.17 = 1,682.75 : x
  2. Step 2: Convert to fraction form
    3,327.05/4,990.17 = 1,682.75/x
  3. Step 3: Cross multiply
    3,327.05x = 4,990.17 × 1,682.75
  4. Step 4: Simplify right side
    3,327.05x = 8,397,208.57
  5. Step 5: Solve for x
    x = 8,397,208.57/3,327.05
  6. Step 6: Final answer
    x = 2,523.92

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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.