Home / 5,091.27-7,026.09-2,853.09

Finding the Fourth Proportional to 5,091.27, 7,026.09 and 2,853.09

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Solution

The fourth proportional to 5,091.27, 7,026.09 and 2,853.09 is: 3,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.27 : 7,026.09 = 2,853.09 : x
  2. Step 2: Convert to fraction form
    5,091.27/7,026.09 = 2,853.09/x
  3. Step 3: Cross multiply
    5,091.27x = 7,026.09 × 2,853.09
  4. Step 4: Simplify right side
    5,091.27x = 20,046,067.12
  5. Step 5: Solve for x
    x = 20,046,067.12/5,091.27
  6. Step 6: Final answer
    x = 3,937.34

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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.