Home / 2,744.64-4,115.70-1,183.90

Finding the Fourth Proportional to 2,744.64, 4,115.70 and 1,183.90

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Solution

The fourth proportional to 2,744.64, 4,115.70 and 1,183.90 is: 1,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.64 : 4,115.70 = 1,183.90 : x
  2. Step 2: Convert to fraction form
    2,744.64/4,115.70 = 1,183.90/x
  3. Step 3: Cross multiply
    2,744.64x = 4,115.70 × 1,183.90
  4. Step 4: Simplify right side
    2,744.64x = 4,872,556.65
  5. Step 5: Solve for x
    x = 4,872,556.65/2,744.64
  6. Step 6: Final answer
    x = 1,775.30

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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.