Home / 2,843.26-3,918.45-2,055.94

Finding the Fourth Proportional to 2,843.26, 3,918.45 and 2,055.94

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Solution

The fourth proportional to 2,843.26, 3,918.45 and 2,055.94 is: 2,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.26 : 3,918.45 = 2,055.94 : x
  2. Step 2: Convert to fraction form
    2,843.26/3,918.45 = 2,055.94/x
  3. Step 3: Cross multiply
    2,843.26x = 3,918.45 × 2,055.94
  4. Step 4: Simplify right side
    2,843.26x = 8,056,098.09
  5. Step 5: Solve for x
    x = 8,056,098.09/2,843.26
  6. Step 6: Final answer
    x = 2,833.40

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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.