Home / 3,653.88-5,042.60-2,081.97

Finding the Fourth Proportional to 3,653.88, 5,042.60 and 2,081.97

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Solution

The fourth proportional to 3,653.88, 5,042.60 and 2,081.97 is: 2,873.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.88 : 5,042.60 = 2,081.97 : x
  2. Step 2: Convert to fraction form
    3,653.88/5,042.60 = 2,081.97/x
  3. Step 3: Cross multiply
    3,653.88x = 5,042.60 × 2,081.97
  4. Step 4: Simplify right side
    3,653.88x = 10,498,551.03
  5. Step 5: Solve for x
    x = 10,498,551.03/3,653.88
  6. Step 6: Final answer
    x = 2,873.26

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1.5x scale

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.