Home / 5,836.26-8,757.72-2,138

Finding the Fourth Proportional to 5,836.26, 8,757.72 and 2,138

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Solution

The fourth proportional to 5,836.26, 8,757.72 and 2,138 is: 3,208.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,836.26 : 8,757.72 = 2,138 : x
  2. Step 2: Convert to fraction form
    5,836.26/8,757.72 = 2,138/x
  3. Step 3: Cross multiply
    5,836.26x = 8,757.72 × 2,138
  4. Step 4: Simplify right side
    5,836.26x = 18,724,005.36
  5. Step 5: Solve for x
    x = 18,724,005.36/5,836.26
  6. Step 6: Final answer
    x = 3,208.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.