Home / 3,847.24-5,286.11-3,059.92

Finding the Fourth Proportional to 3,847.24, 5,286.11 and 3,059.92

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Solution

The fourth proportional to 3,847.24, 5,286.11 and 3,059.92 is: 4,204.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.24 : 5,286.11 = 3,059.92 : x
  2. Step 2: Convert to fraction form
    3,847.24/5,286.11 = 3,059.92/x
  3. Step 3: Cross multiply
    3,847.24x = 5,286.11 × 3,059.92
  4. Step 4: Simplify right side
    3,847.24x = 16,175,073.71
  5. Step 5: Solve for x
    x = 16,175,073.71/3,847.24
  6. Step 6: Final answer
    x = 4,204.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.