Home / 2,201.11-3,037.58-1,206.44

Finding the Fourth Proportional to 2,201.11, 3,037.58 and 1,206.44

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Solution

The fourth proportional to 2,201.11, 3,037.58 and 1,206.44 is: 1,664.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.11 : 3,037.58 = 1,206.44 : x
  2. Step 2: Convert to fraction form
    2,201.11/3,037.58 = 1,206.44/x
  3. Step 3: Cross multiply
    2,201.11x = 3,037.58 × 1,206.44
  4. Step 4: Simplify right side
    2,201.11x = 3,664,645.84
  5. Step 5: Solve for x
    x = 3,664,645.84/2,201.11
  6. Step 6: Final answer
    x = 1,664.91

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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.