Home / 3,512.62-4,847.27-2,019.52

Finding the Fourth Proportional to 3,512.62, 4,847.27 and 2,019.52

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Solution

The fourth proportional to 3,512.62, 4,847.27 and 2,019.52 is: 2,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.62 : 4,847.27 = 2,019.52 : x
  2. Step 2: Convert to fraction form
    3,512.62/4,847.27 = 2,019.52/x
  3. Step 3: Cross multiply
    3,512.62x = 4,847.27 × 2,019.52
  4. Step 4: Simplify right side
    3,512.62x = 9,789,151.64
  5. Step 5: Solve for x
    x = 9,789,151.64/3,512.62
  6. Step 6: Final answer
    x = 2,786.85

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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.