Home / 3,277.62-4,918.43-2,108.36

Finding the Fourth Proportional to 3,277.62, 4,918.43 and 2,108.36

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Solution

The fourth proportional to 3,277.62, 4,918.43 and 2,108.36 is: 3,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.62 : 4,918.43 = 2,108.36 : x
  2. Step 2: Convert to fraction form
    3,277.62/4,918.43 = 2,108.36/x
  3. Step 3: Cross multiply
    3,277.62x = 4,918.43 × 2,108.36
  4. Step 4: Simplify right side
    3,277.62x = 10,369,838.64
  5. Step 5: Solve for x
    x = 10,369,838.64/3,277.62
  6. Step 6: Final answer
    x = 3,163.83

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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.