Home / 2,469.62-3,699.55-1,297.88

Finding the Fourth Proportional to 2,469.62, 3,699.55 and 1,297.88

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Solution

The fourth proportional to 2,469.62, 3,699.55 and 1,297.88 is: 1,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.62 : 3,699.55 = 1,297.88 : x
  2. Step 2: Convert to fraction form
    2,469.62/3,699.55 = 1,297.88/x
  3. Step 3: Cross multiply
    2,469.62x = 3,699.55 × 1,297.88
  4. Step 4: Simplify right side
    2,469.62x = 4,801,571.95
  5. Step 5: Solve for x
    x = 4,801,571.95/2,469.62
  6. Step 6: Final answer
    x = 1,944.26

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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.