Home / 11,471.63-17,197.69-5,229.44

Finding the Fourth Proportional to 11,471.63, 17,197.69 and 5,229.44

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Solution

The fourth proportional to 11,471.63, 17,197.69 and 5,229.44 is: 7,839.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,471.63 : 17,197.69 = 5,229.44 : x
  2. Step 2: Convert to fraction form
    11,471.63/17,197.69 = 5,229.44/x
  3. Step 3: Cross multiply
    11,471.63x = 17,197.69 × 5,229.44
  4. Step 4: Simplify right side
    11,471.63x = 89,934,287.99
  5. Step 5: Solve for x
    x = 89,934,287.99/11,471.63
  6. Step 6: Final answer
    x = 7,839.71

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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.