Home / 3,227.09-4,453.70-1,901.22

Finding the Fourth Proportional to 3,227.09, 4,453.70 and 1,901.22

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Solution

The fourth proportional to 3,227.09, 4,453.70 and 1,901.22 is: 2,623.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.09 : 4,453.70 = 1,901.22 : x
  2. Step 2: Convert to fraction form
    3,227.09/4,453.70 = 1,901.22/x
  3. Step 3: Cross multiply
    3,227.09x = 4,453.70 × 1,901.22
  4. Step 4: Simplify right side
    3,227.09x = 8,467,454.01
  5. Step 5: Solve for x
    x = 8,467,454.01/3,227.09
  6. Step 6: Final answer
    x = 2,623.87

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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.