Home / 3,227.09-4,453.17-1,900.53

Finding the Fourth Proportional to 3,227.09, 4,453.17 and 1,900.53

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Solution

The fourth proportional to 3,227.09, 4,453.17 and 1,900.53 is: 2,622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.09 : 4,453.17 = 1,900.53 : x
  2. Step 2: Convert to fraction form
    3,227.09/4,453.17 = 1,900.53/x
  3. Step 3: Cross multiply
    3,227.09x = 4,453.17 × 1,900.53
  4. Step 4: Simplify right side
    3,227.09x = 8,463,383.18
  5. Step 5: Solve for x
    x = 8,463,383.18/3,227.09
  6. Step 6: Final answer
    x = 2,622.61

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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.