Home / 4,171.14-5,757.48-3,228.84

Finding the Fourth Proportional to 4,171.14, 5,757.48 and 3,228.84

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Solution

The fourth proportional to 4,171.14, 5,757.48 and 3,228.84 is: 4,456.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.14 : 5,757.48 = 3,228.84 : x
  2. Step 2: Convert to fraction form
    4,171.14/5,757.48 = 3,228.84/x
  3. Step 3: Cross multiply
    4,171.14x = 5,757.48 × 3,228.84
  4. Step 4: Simplify right side
    4,171.14x = 18,589,981.72
  5. Step 5: Solve for x
    x = 18,589,981.72/4,171.14
  6. Step 6: Final answer
    x = 4,456.81

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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.