Home / 6,109.29-9,163.94-2,160.95

Finding the Fourth Proportional to 6,109.29, 9,163.94 and 2,160.95

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Solution

The fourth proportional to 6,109.29, 9,163.94 and 2,160.95 is: 3,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.29 : 9,163.94 = 2,160.95 : x
  2. Step 2: Convert to fraction form
    6,109.29/9,163.94 = 2,160.95/x
  3. Step 3: Cross multiply
    6,109.29x = 9,163.94 × 2,160.95
  4. Step 4: Simplify right side
    6,109.29x = 19,802,759.52
  5. Step 5: Solve for x
    x = 19,802,759.52/6,109.29
  6. Step 6: Final answer
    x = 3,241.42

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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.