Home / 3,567.45-4,912.88-2,571.15

Finding the Fourth Proportional to 3,567.45, 4,912.88 and 2,571.15

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Solution

The fourth proportional to 3,567.45, 4,912.88 and 2,571.15 is: 3,540.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.45 : 4,912.88 = 2,571.15 : x
  2. Step 2: Convert to fraction form
    3,567.45/4,912.88 = 2,571.15/x
  3. Step 3: Cross multiply
    3,567.45x = 4,912.88 × 2,571.15
  4. Step 4: Simplify right side
    3,567.45x = 12,631,738.56
  5. Step 5: Solve for x
    x = 12,631,738.56/3,567.45
  6. Step 6: Final answer
    x = 3,540.83

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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.