Home / 3,171.30-4,757.38-2,996.43

Finding the Fourth Proportional to 3,171.30, 4,757.38 and 2,996.43

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Solution

The fourth proportional to 3,171.30, 4,757.38 and 2,996.43 is: 4,495.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.30 : 4,757.38 = 2,996.43 : x
  2. Step 2: Convert to fraction form
    3,171.30/4,757.38 = 2,996.43/x
  3. Step 3: Cross multiply
    3,171.30x = 4,757.38 × 2,996.43
  4. Step 4: Simplify right side
    3,171.30x = 14,255,132.37
  5. Step 5: Solve for x
    x = 14,255,132.37/3,171.30
  6. Step 6: Final answer
    x = 4,495.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.