Home / 4,571.44-6,310.96-3,171.76

Finding the Fourth Proportional to 4,571.44, 6,310.96 and 3,171.76

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Solution

The fourth proportional to 4,571.44, 6,310.96 and 3,171.76 is: 4,378.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.44 : 6,310.96 = 3,171.76 : x
  2. Step 2: Convert to fraction form
    4,571.44/6,310.96 = 3,171.76/x
  3. Step 3: Cross multiply
    4,571.44x = 6,310.96 × 3,171.76
  4. Step 4: Simplify right side
    4,571.44x = 20,016,850.49
  5. Step 5: Solve for x
    x = 20,016,850.49/4,571.44
  6. Step 6: Final answer
    x = 4,378.68

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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.