Home / 4,481.46-6,181.85-3,720.94

Finding the Fourth Proportional to 4,481.46, 6,181.85 and 3,720.94

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Solution

The fourth proportional to 4,481.46, 6,181.85 and 3,720.94 is: 5,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.46 : 6,181.85 = 3,720.94 : x
  2. Step 2: Convert to fraction form
    4,481.46/6,181.85 = 3,720.94/x
  3. Step 3: Cross multiply
    4,481.46x = 6,181.85 × 3,720.94
  4. Step 4: Simplify right side
    4,481.46x = 23,002,243.43
  5. Step 5: Solve for x
    x = 23,002,243.43/4,481.46
  6. Step 6: Final answer
    x = 5,132.76

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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.