Home / 3,426.62-5,140.01-2,724.31

Finding the Fourth Proportional to 3,426.62, 5,140.01 and 2,724.31

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Solution

The fourth proportional to 3,426.62, 5,140.01 and 2,724.31 is: 4,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.62 : 5,140.01 = 2,724.31 : x
  2. Step 2: Convert to fraction form
    3,426.62/5,140.01 = 2,724.31/x
  3. Step 3: Cross multiply
    3,426.62x = 5,140.01 × 2,724.31
  4. Step 4: Simplify right side
    3,426.62x = 14,002,954.17
  5. Step 5: Solve for x
    x = 14,002,954.17/3,426.62
  6. Step 6: Final answer
    x = 4,086.53

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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.