Home / 3,121.44-4,676.18-2,337.44

Finding the Fourth Proportional to 3,121.44, 4,676.18 and 2,337.44

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Solution

The fourth proportional to 3,121.44, 4,676.18 and 2,337.44 is: 3,501.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121.44 : 4,676.18 = 2,337.44 : x
  2. Step 2: Convert to fraction form
    3,121.44/4,676.18 = 2,337.44/x
  3. Step 3: Cross multiply
    3,121.44x = 4,676.18 × 2,337.44
  4. Step 4: Simplify right side
    3,121.44x = 10,930,290.18
  5. Step 5: Solve for x
    x = 10,930,290.18/3,121.44
  6. Step 6: Final answer
    x = 3,501.68

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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.