Home / 5,553.56-8,330.34-2,091.08

Finding the Fourth Proportional to 5,553.56, 8,330.34 and 2,091.08

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Solution

The fourth proportional to 5,553.56, 8,330.34 and 2,091.08 is: 3,136.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.56 : 8,330.34 = 2,091.08 : x
  2. Step 2: Convert to fraction form
    5,553.56/8,330.34 = 2,091.08/x
  3. Step 3: Cross multiply
    5,553.56x = 8,330.34 × 2,091.08
  4. Step 4: Simplify right side
    5,553.56x = 17,419,407.37
  5. Step 5: Solve for x
    x = 17,419,407.37/5,553.56
  6. Step 6: Final answer
    x = 3,136.62

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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.