Home / 3,691.43-5,539.41-2,134.50

Finding the Fourth Proportional to 3,691.43, 5,539.41 and 2,134.50

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Solution

The fourth proportional to 3,691.43, 5,539.41 and 2,134.50 is: 3,203.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.43 : 5,539.41 = 2,134.50 : x
  2. Step 2: Convert to fraction form
    3,691.43/5,539.41 = 2,134.50/x
  3. Step 3: Cross multiply
    3,691.43x = 5,539.41 × 2,134.50
  4. Step 4: Simplify right side
    3,691.43x = 11,823,870.65
  5. Step 5: Solve for x
    x = 11,823,870.65/3,691.43
  6. Step 6: Final answer
    x = 3,203.06

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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.