Home / 2,629.89-3,944.84-2,469.51

Finding the Fourth Proportional to 2,629.89, 3,944.84 and 2,469.51

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Solution

The fourth proportional to 2,629.89, 3,944.84 and 2,469.51 is: 3,704.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.89 : 3,944.84 = 2,469.51 : x
  2. Step 2: Convert to fraction form
    2,629.89/3,944.84 = 2,469.51/x
  3. Step 3: Cross multiply
    2,629.89x = 3,944.84 × 2,469.51
  4. Step 4: Simplify right side
    2,629.89x = 9,741,809.48
  5. Step 5: Solve for x
    x = 9,741,809.48/2,629.89
  6. Step 6: Final answer
    x = 3,704.27

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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.