Home / 3,289.09-4,538.88-1,796.97

Finding the Fourth Proportional to 3,289.09, 4,538.88 and 1,796.97

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Solution

The fourth proportional to 3,289.09, 4,538.88 and 1,796.97 is: 2,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.09 : 4,538.88 = 1,796.97 : x
  2. Step 2: Convert to fraction form
    3,289.09/4,538.88 = 1,796.97/x
  3. Step 3: Cross multiply
    3,289.09x = 4,538.88 × 1,796.97
  4. Step 4: Simplify right side
    3,289.09x = 8,156,231.19
  5. Step 5: Solve for x
    x = 8,156,231.19/3,289.09
  6. Step 6: Final answer
    x = 2,479.79

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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.