Home / 3,226.30-4,453.17-1,900.44

Finding the Fourth Proportional to 3,226.30, 4,453.17 and 1,900.44

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Solution

The fourth proportional to 3,226.30, 4,453.17 and 1,900.44 is: 2,623.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.30 : 4,453.17 = 1,900.44 : x
  2. Step 2: Convert to fraction form
    3,226.30/4,453.17 = 1,900.44/x
  3. Step 3: Cross multiply
    3,226.30x = 4,453.17 × 1,900.44
  4. Step 4: Simplify right side
    3,226.30x = 8,462,982.39
  5. Step 5: Solve for x
    x = 8,462,982.39/3,226.30
  6. Step 6: Final answer
    x = 2,623.12

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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.