Home / 3,227.28-4,453.56-1,901.07

Finding the Fourth Proportional to 3,227.28, 4,453.56 and 1,901.07

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Solution

The fourth proportional to 3,227.28, 4,453.56 and 1,901.07 is: 2,623.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.28 : 4,453.56 = 1,901.07 : x
  2. Step 2: Convert to fraction form
    3,227.28/4,453.56 = 1,901.07/x
  3. Step 3: Cross multiply
    3,227.28x = 4,453.56 × 1,901.07
  4. Step 4: Simplify right side
    3,227.28x = 8,466,529.31
  5. Step 5: Solve for x
    x = 8,466,529.31/3,227.28
  6. Step 6: Final answer
    x = 2,623.43

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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.