Home / 2,216.35-3,324.53-2,081.03

Finding the Fourth Proportional to 2,216.35, 3,324.53 and 2,081.03

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Solution

The fourth proportional to 2,216.35, 3,324.53 and 2,081.03 is: 3,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216.35 : 3,324.53 = 2,081.03 : x
  2. Step 2: Convert to fraction form
    2,216.35/3,324.53 = 2,081.03/x
  3. Step 3: Cross multiply
    2,216.35x = 3,324.53 × 2,081.03
  4. Step 4: Simplify right side
    2,216.35x = 6,918,446.67
  5. Step 5: Solve for x
    x = 6,918,446.67/2,216.35
  6. Step 6: Final answer
    x = 3,121.55

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Similar ratio
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1.5x scale

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.