Home / 2,164.26-3,251.88-2,104.02

Finding the Fourth Proportional to 2,164.26, 3,251.88 and 2,104.02

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Solution

The fourth proportional to 2,164.26, 3,251.88 and 2,104.02 is: 3,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164.26 : 3,251.88 = 2,104.02 : x
  2. Step 2: Convert to fraction form
    2,164.26/3,251.88 = 2,104.02/x
  3. Step 3: Cross multiply
    2,164.26x = 3,251.88 × 2,104.02
  4. Step 4: Simplify right side
    2,164.26x = 6,842,020.56
  5. Step 5: Solve for x
    x = 6,842,020.56/2,164.26
  6. Step 6: Final answer
    x = 3,161.37

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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.