Home / 3,220.66-4,441.89-2,724.94

Finding the Fourth Proportional to 3,220.66, 4,441.89 and 2,724.94

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Solution

The fourth proportional to 3,220.66, 4,441.89 and 2,724.94 is: 3,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.66 : 4,441.89 = 2,724.94 : x
  2. Step 2: Convert to fraction form
    3,220.66/4,441.89 = 2,724.94/x
  3. Step 3: Cross multiply
    3,220.66x = 4,441.89 × 2,724.94
  4. Step 4: Simplify right side
    3,220.66x = 12,103,884.18
  5. Step 5: Solve for x
    x = 12,103,884.18/3,220.66
  6. Step 6: Final answer
    x = 3,758.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.