Home / 3,226.42-4,452.27-1,790.71

Finding the Fourth Proportional to 3,226.42, 4,452.27 and 1,790.71

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Solution

The fourth proportional to 3,226.42, 4,452.27 and 1,790.71 is: 2,471.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.42 : 4,452.27 = 1,790.71 : x
  2. Step 2: Convert to fraction form
    3,226.42/4,452.27 = 1,790.71/x
  3. Step 3: Cross multiply
    3,226.42x = 4,452.27 × 1,790.71
  4. Step 4: Simplify right side
    3,226.42x = 7,972,717.90
  5. Step 5: Solve for x
    x = 7,972,717.90/3,226.42
  6. Step 6: Final answer
    x = 2,471.07

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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.