Home / 3,212.74-4,433.49-1,796.43

Finding the Fourth Proportional to 3,212.74, 4,433.49 and 1,796.43

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Solution

The fourth proportional to 3,212.74, 4,433.49 and 1,796.43 is: 2,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.74 : 4,433.49 = 1,796.43 : x
  2. Step 2: Convert to fraction form
    3,212.74/4,433.49 = 1,796.43/x
  3. Step 3: Cross multiply
    3,212.74x = 4,433.49 × 1,796.43
  4. Step 4: Simplify right side
    3,212.74x = 7,964,458.93
  5. Step 5: Solve for x
    x = 7,964,458.93/3,212.74
  6. Step 6: Final answer
    x = 2,479.02

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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.