Home / 3,454.05-5,181.08-2,469.90

Finding the Fourth Proportional to 3,454.05, 5,181.08 and 2,469.90

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Solution

The fourth proportional to 3,454.05, 5,181.08 and 2,469.90 is: 3,704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.05 : 5,181.08 = 2,469.90 : x
  2. Step 2: Convert to fraction form
    3,454.05/5,181.08 = 2,469.90/x
  3. Step 3: Cross multiply
    3,454.05x = 5,181.08 × 2,469.90
  4. Step 4: Simplify right side
    3,454.05x = 12,796,737.14
  5. Step 5: Solve for x
    x = 12,796,737.14/3,454.05
  6. Step 6: Final answer
    x = 3,704.85

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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.