Home / 3,829.14-5,747.55-2,972.82

Finding the Fourth Proportional to 3,829.14, 5,747.55 and 2,972.82

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Solution

The fourth proportional to 3,829.14, 5,747.55 and 2,972.82 is: 4,462.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.14 : 5,747.55 = 2,972.82 : x
  2. Step 2: Convert to fraction form
    3,829.14/5,747.55 = 2,972.82/x
  3. Step 3: Cross multiply
    3,829.14x = 5,747.55 × 2,972.82
  4. Step 4: Simplify right side
    3,829.14x = 17,086,431.59
  5. Step 5: Solve for x
    x = 17,086,431.59/3,829.14
  6. Step 6: Final answer
    x = 4,462.21

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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.