Home / 2,201.27-3,037.73-1,206.54

Finding the Fourth Proportional to 2,201.27, 3,037.73 and 1,206.54

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Solution

The fourth proportional to 2,201.27, 3,037.73 and 1,206.54 is: 1,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.27 : 3,037.73 = 1,206.54 : x
  2. Step 2: Convert to fraction form
    2,201.27/3,037.73 = 1,206.54/x
  3. Step 3: Cross multiply
    2,201.27x = 3,037.73 × 1,206.54
  4. Step 4: Simplify right side
    2,201.27x = 3,665,155.88
  5. Step 5: Solve for x
    x = 3,665,155.88/2,201.27
  6. Step 6: Final answer
    x = 1,665.02

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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.