Home / 2,467.89-3,408.93-1,997.55

Finding the Fourth Proportional to 2,467.89, 3,408.93 and 1,997.55

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Solution

The fourth proportional to 2,467.89, 3,408.93 and 1,997.55 is: 2,759.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.89 : 3,408.93 = 1,997.55 : x
  2. Step 2: Convert to fraction form
    2,467.89/3,408.93 = 1,997.55/x
  3. Step 3: Cross multiply
    2,467.89x = 3,408.93 × 1,997.55
  4. Step 4: Simplify right side
    2,467.89x = 6,809,508.12
  5. Step 5: Solve for x
    x = 6,809,508.12/2,467.89
  6. Step 6: Final answer
    x = 2,759.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.