Home / 3,984.62-5,977.73-3,292.07

Finding the Fourth Proportional to 3,984.62, 5,977.73 and 3,292.07

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Solution

The fourth proportional to 3,984.62, 5,977.73 and 3,292.07 is: 4,938.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.62 : 5,977.73 = 3,292.07 : x
  2. Step 2: Convert to fraction form
    3,984.62/5,977.73 = 3,292.07/x
  3. Step 3: Cross multiply
    3,984.62x = 5,977.73 × 3,292.07
  4. Step 4: Simplify right side
    3,984.62x = 19,679,083.94
  5. Step 5: Solve for x
    x = 19,679,083.94/3,984.62
  6. Step 6: Final answer
    x = 4,938.77

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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.