Home / 3,789.26-5,684.80-1,192.18

Finding the Fourth Proportional to 3,789.26, 5,684.80 and 1,192.18

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Solution

The fourth proportional to 3,789.26, 5,684.80 and 1,192.18 is: 1,788.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789.26 : 5,684.80 = 1,192.18 : x
  2. Step 2: Convert to fraction form
    3,789.26/5,684.80 = 1,192.18/x
  3. Step 3: Cross multiply
    3,789.26x = 5,684.80 × 1,192.18
  4. Step 4: Simplify right side
    3,789.26x = 6,777,304.86
  5. Step 5: Solve for x
    x = 6,777,304.86/3,789.26
  6. Step 6: Final answer
    x = 1,788.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.