Home / 2,201.58-3,034.46-1,537.28

Finding the Fourth Proportional to 2,201.58, 3,034.46 and 1,537.28

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Solution

The fourth proportional to 2,201.58, 3,034.46 and 1,537.28 is: 2,118.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.58 : 3,034.46 = 1,537.28 : x
  2. Step 2: Convert to fraction form
    2,201.58/3,034.46 = 1,537.28/x
  3. Step 3: Cross multiply
    2,201.58x = 3,034.46 × 1,537.28
  4. Step 4: Simplify right side
    2,201.58x = 4,664,814.72
  5. Step 5: Solve for x
    x = 4,664,814.72/2,201.58
  6. Step 6: Final answer
    x = 2,118.85

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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.