Home / 2,843.97-4,265.95-1,111.38

Finding the Fourth Proportional to 2,843.97, 4,265.95 and 1,111.38

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Solution

The fourth proportional to 2,843.97, 4,265.95 and 1,111.38 is: 1,667.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.97 : 4,265.95 = 1,111.38 : x
  2. Step 2: Convert to fraction form
    2,843.97/4,265.95 = 1,111.38/x
  3. Step 3: Cross multiply
    2,843.97x = 4,265.95 × 1,111.38
  4. Step 4: Simplify right side
    2,843.97x = 4,741,091.51
  5. Step 5: Solve for x
    x = 4,741,091.51/2,843.97
  6. Step 6: Final answer
    x = 1,667.07

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Similar ratio
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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.