Home / 2,408.22-3,608.31-1,481.79

Finding the Fourth Proportional to 2,408.22, 3,608.31 and 1,481.79

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Solution

The fourth proportional to 2,408.22, 3,608.31 and 1,481.79 is: 2,220.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.22 : 3,608.31 = 1,481.79 : x
  2. Step 2: Convert to fraction form
    2,408.22/3,608.31 = 1,481.79/x
  3. Step 3: Cross multiply
    2,408.22x = 3,608.31 × 1,481.79
  4. Step 4: Simplify right side
    2,408.22x = 5,346,757.67
  5. Step 5: Solve for x
    x = 5,346,757.67/2,408.22
  6. Step 6: Final answer
    x = 2,220.21

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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.