Home / 4,067.92-5,618.40-3,194.16

Finding the Fourth Proportional to 4,067.92, 5,618.40 and 3,194.16

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Solution

The fourth proportional to 4,067.92, 5,618.40 and 3,194.16 is: 4,411.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.92 : 5,618.40 = 3,194.16 : x
  2. Step 2: Convert to fraction form
    4,067.92/5,618.40 = 3,194.16/x
  3. Step 3: Cross multiply
    4,067.92x = 5,618.40 × 3,194.16
  4. Step 4: Simplify right side
    4,067.92x = 17,946,068.54
  5. Step 5: Solve for x
    x = 17,946,068.54/4,067.92
  6. Step 6: Final answer
    x = 4,411.61

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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.