Home / 9,181.98-13,772.97-2,608.20

Finding the Fourth Proportional to 9,181.98, 13,772.97 and 2,608.20

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Solution

The fourth proportional to 9,181.98, 13,772.97 and 2,608.20 is: 3,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.98 : 13,772.97 = 2,608.20 : x
  2. Step 2: Convert to fraction form
    9,181.98/13,772.97 = 2,608.20/x
  3. Step 3: Cross multiply
    9,181.98x = 13,772.97 × 2,608.20
  4. Step 4: Simplify right side
    9,181.98x = 35,922,660.35
  5. Step 5: Solve for x
    x = 35,922,660.35/9,181.98
  6. Step 6: Final answer
    x = 3,912.30

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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.