Home / 2,255.23-3,112.37-1,497.83

Finding the Fourth Proportional to 2,255.23, 3,112.37 and 1,497.83

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Solution

The fourth proportional to 2,255.23, 3,112.37 and 1,497.83 is: 2,067.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255.23 : 3,112.37 = 1,497.83 : x
  2. Step 2: Convert to fraction form
    2,255.23/3,112.37 = 1,497.83/x
  3. Step 3: Cross multiply
    2,255.23x = 3,112.37 × 1,497.83
  4. Step 4: Simplify right side
    2,255.23x = 4,661,801.16
  5. Step 5: Solve for x
    x = 4,661,801.16/2,255.23
  6. Step 6: Final answer
    x = 2,067.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.