Home / 3,789.26-5,682.96-1,192.19

Finding the Fourth Proportional to 3,789.26, 5,682.96 and 1,192.19

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Solution

The fourth proportional to 3,789.26, 5,682.96 and 1,192.19 is: 1,787.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789.26 : 5,682.96 = 1,192.19 : x
  2. Step 2: Convert to fraction form
    3,789.26/5,682.96 = 1,192.19/x
  3. Step 3: Cross multiply
    3,789.26x = 5,682.96 × 1,192.19
  4. Step 4: Simplify right side
    3,789.26x = 6,775,168.08
  5. Step 5: Solve for x
    x = 6,775,168.08/3,789.26
  6. Step 6: Final answer
    x = 1,787.99

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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.