Home / 2,201.06-3,037.56-1,256.60

Finding the Fourth Proportional to 2,201.06, 3,037.56 and 1,256.60

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Solution

The fourth proportional to 2,201.06, 3,037.56 and 1,256.60 is: 1,734.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.06 : 3,037.56 = 1,256.60 : x
  2. Step 2: Convert to fraction form
    2,201.06/3,037.56 = 1,256.60/x
  3. Step 3: Cross multiply
    2,201.06x = 3,037.56 × 1,256.60
  4. Step 4: Simplify right side
    2,201.06x = 3,816,997.90
  5. Step 5: Solve for x
    x = 3,816,997.90/2,201.06
  6. Step 6: Final answer
    x = 1,734.16

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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.