Home / 5,515.27-8,273.91-2,227.48

Finding the Fourth Proportional to 5,515.27, 8,273.91 and 2,227.48

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Solution

The fourth proportional to 5,515.27, 8,273.91 and 2,227.48 is: 3,341.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.27 : 8,273.91 = 2,227.48 : x
  2. Step 2: Convert to fraction form
    5,515.27/8,273.91 = 2,227.48/x
  3. Step 3: Cross multiply
    5,515.27x = 8,273.91 × 2,227.48
  4. Step 4: Simplify right side
    5,515.27x = 18,429,969.05
  5. Step 5: Solve for x
    x = 18,429,969.05/5,515.27
  6. Step 6: Final answer
    x = 3,341.63

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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.