Home / 2,201.62-3,036.87-1,362.58

Finding the Fourth Proportional to 2,201.62, 3,036.87 and 1,362.58

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Solution

The fourth proportional to 2,201.62, 3,036.87 and 1,362.58 is: 1,879.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.62 : 3,036.87 = 1,362.58 : x
  2. Step 2: Convert to fraction form
    2,201.62/3,036.87 = 1,362.58/x
  3. Step 3: Cross multiply
    2,201.62x = 3,036.87 × 1,362.58
  4. Step 4: Simplify right side
    2,201.62x = 4,137,978.32
  5. Step 5: Solve for x
    x = 4,137,978.32/2,201.62
  6. Step 6: Final answer
    x = 1,879.52

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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.