Home / 2,724.66-4,068.55-2,163.08

Finding the Fourth Proportional to 2,724.66, 4,068.55 and 2,163.08

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Solution

The fourth proportional to 2,724.66, 4,068.55 and 2,163.08 is: 3,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.66 : 4,068.55 = 2,163.08 : x
  2. Step 2: Convert to fraction form
    2,724.66/4,068.55 = 2,163.08/x
  3. Step 3: Cross multiply
    2,724.66x = 4,068.55 × 2,163.08
  4. Step 4: Simplify right side
    2,724.66x = 8,800,599.13
  5. Step 5: Solve for x
    x = 8,800,599.13/2,724.66
  6. Step 6: Final answer
    x = 3,229.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.