Home / 3,226.37-4,453.31-1,900.84

Finding the Fourth Proportional to 3,226.37, 4,453.31 and 1,900.84

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Solution

The fourth proportional to 3,226.37, 4,453.31 and 1,900.84 is: 2,623.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.37 : 4,453.31 = 1,900.84 : x
  2. Step 2: Convert to fraction form
    3,226.37/4,453.31 = 1,900.84/x
  3. Step 3: Cross multiply
    3,226.37x = 4,453.31 × 1,900.84
  4. Step 4: Simplify right side
    3,226.37x = 8,465,029.78
  5. Step 5: Solve for x
    x = 8,465,029.78/3,226.37
  6. Step 6: Final answer
    x = 2,623.70

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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.