Home / 3,171.22-4,377.18-2,952.52

Finding the Fourth Proportional to 3,171.22, 4,377.18 and 2,952.52

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Solution

The fourth proportional to 3,171.22, 4,377.18 and 2,952.52 is: 4,075.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.22 : 4,377.18 = 2,952.52 : x
  2. Step 2: Convert to fraction form
    3,171.22/4,377.18 = 2,952.52/x
  3. Step 3: Cross multiply
    3,171.22x = 4,377.18 × 2,952.52
  4. Step 4: Simplify right side
    3,171.22x = 12,923,711.49
  5. Step 5: Solve for x
    x = 12,923,711.49/3,171.22
  6. Step 6: Final answer
    x = 4,075.31

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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.