Home / 5,863.36-8,091.62-3,211.02

Finding the Fourth Proportional to 5,863.36, 8,091.62 and 3,211.02

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Solution

The fourth proportional to 5,863.36, 8,091.62 and 3,211.02 is: 4,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,863.36 : 8,091.62 = 3,211.02 : x
  2. Step 2: Convert to fraction form
    5,863.36/8,091.62 = 3,211.02/x
  3. Step 3: Cross multiply
    5,863.36x = 8,091.62 × 3,211.02
  4. Step 4: Simplify right side
    5,863.36x = 25,982,353.65
  5. Step 5: Solve for x
    x = 25,982,353.65/5,863.36
  6. Step 6: Final answer
    x = 4,431.31

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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.