Home / 2,704.22-4,057.55-1,469.78

Finding the Fourth Proportional to 2,704.22, 4,057.55 and 1,469.78

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Solution

The fourth proportional to 2,704.22, 4,057.55 and 1,469.78 is: 2,205.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.22 : 4,057.55 = 1,469.78 : x
  2. Step 2: Convert to fraction form
    2,704.22/4,057.55 = 1,469.78/x
  3. Step 3: Cross multiply
    2,704.22x = 4,057.55 × 1,469.78
  4. Step 4: Simplify right side
    2,704.22x = 5,963,719.66
  5. Step 5: Solve for x
    x = 5,963,719.66/2,704.22
  6. Step 6: Final answer
    x = 2,205.34

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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.