Home / 2,201.52-3,037.92-1,270.08

Finding the Fourth Proportional to 2,201.52, 3,037.92 and 1,270.08

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Solution

The fourth proportional to 2,201.52, 3,037.92 and 1,270.08 is: 1,752.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.52 : 3,037.92 = 1,270.08 : x
  2. Step 2: Convert to fraction form
    2,201.52/3,037.92 = 1,270.08/x
  3. Step 3: Cross multiply
    2,201.52x = 3,037.92 × 1,270.08
  4. Step 4: Simplify right side
    2,201.52x = 3,858,401.43
  5. Step 5: Solve for x
    x = 3,858,401.43/2,201.52
  6. Step 6: Final answer
    x = 1,752.61

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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.