Home / 2,669.08-3,997.74-2,201.58

Finding the Fourth Proportional to 2,669.08, 3,997.74 and 2,201.58

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Solution

The fourth proportional to 2,669.08, 3,997.74 and 2,201.58 is: 3,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.08 : 3,997.74 = 2,201.58 : x
  2. Step 2: Convert to fraction form
    2,669.08/3,997.74 = 2,201.58/x
  3. Step 3: Cross multiply
    2,669.08x = 3,997.74 × 2,201.58
  4. Step 4: Simplify right side
    2,669.08x = 8,801,344.43
  5. Step 5: Solve for x
    x = 8,801,344.43/2,669.08
  6. Step 6: Final answer
    x = 3,297.52

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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.