Home / 3,868.20-5,337.90-2,296.44

Finding the Fourth Proportional to 3,868.20, 5,337.90 and 2,296.44

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Solution

The fourth proportional to 3,868.20, 5,337.90 and 2,296.44 is: 3,168.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.20 : 5,337.90 = 2,296.44 : x
  2. Step 2: Convert to fraction form
    3,868.20/5,337.90 = 2,296.44/x
  3. Step 3: Cross multiply
    3,868.20x = 5,337.90 × 2,296.44
  4. Step 4: Simplify right side
    3,868.20x = 12,258,167.08
  5. Step 5: Solve for x
    x = 12,258,167.08/3,868.20
  6. Step 6: Final answer
    x = 3,168.96

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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.