Home / 10,908.56-16,362.84-3,983.06

Finding the Fourth Proportional to 10,908.56, 16,362.84 and 3,983.06

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Solution

The fourth proportional to 10,908.56, 16,362.84 and 3,983.06 is: 5,974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.56 : 16,362.84 = 3,983.06 : x
  2. Step 2: Convert to fraction form
    10,908.56/16,362.84 = 3,983.06/x
  3. Step 3: Cross multiply
    10,908.56x = 16,362.84 × 3,983.06
  4. Step 4: Simplify right side
    10,908.56x = 65,174,229.33
  5. Step 5: Solve for x
    x = 65,174,229.33/10,908.56
  6. Step 6: Final answer
    x = 5,974.59

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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.