Home / 3,482.20-5,214.05-2,724.15

Finding the Fourth Proportional to 3,482.20, 5,214.05 and 2,724.15

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Solution

The fourth proportional to 3,482.20, 5,214.05 and 2,724.15 is: 4,078.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.20 : 5,214.05 = 2,724.15 : x
  2. Step 2: Convert to fraction form
    3,482.20/5,214.05 = 2,724.15/x
  3. Step 3: Cross multiply
    3,482.20x = 5,214.05 × 2,724.15
  4. Step 4: Simplify right side
    3,482.20x = 14,203,854.31
  5. Step 5: Solve for x
    x = 14,203,854.31/3,482.20
  6. Step 6: Final answer
    x = 4,078.99

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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.