Home / 5,516.29-8,270.79-2,182.33

Finding the Fourth Proportional to 5,516.29, 8,270.79 and 2,182.33

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Solution

The fourth proportional to 5,516.29, 8,270.79 and 2,182.33 is: 3,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.29 : 8,270.79 = 2,182.33 : x
  2. Step 2: Convert to fraction form
    5,516.29/8,270.79 = 2,182.33/x
  3. Step 3: Cross multiply
    5,516.29x = 8,270.79 × 2,182.33
  4. Step 4: Simplify right side
    5,516.29x = 18,049,593.14
  5. Step 5: Solve for x
    x = 18,049,593.14/5,516.29
  6. Step 6: Final answer
    x = 3,272.05

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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.