Home / 5,112.26-7,059.51-3,227.18

Finding the Fourth Proportional to 5,112.26, 7,059.51 and 3,227.18

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Solution

The fourth proportional to 5,112.26, 7,059.51 and 3,227.18 is: 4,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.26 : 7,059.51 = 3,227.18 : x
  2. Step 2: Convert to fraction form
    5,112.26/7,059.51 = 3,227.18/x
  3. Step 3: Cross multiply
    5,112.26x = 7,059.51 × 3,227.18
  4. Step 4: Simplify right side
    5,112.26x = 22,782,309.48
  5. Step 5: Solve for x
    x = 22,782,309.48/5,112.26
  6. Step 6: Final answer
    x = 4,456.41

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.