Home / 5,067.06-6,992.69-2,828.90

Finding the Fourth Proportional to 5,067.06, 6,992.69 and 2,828.90

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Solution

The fourth proportional to 5,067.06, 6,992.69 and 2,828.90 is: 3,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.06 : 6,992.69 = 2,828.90 : x
  2. Step 2: Convert to fraction form
    5,067.06/6,992.69 = 2,828.90/x
  3. Step 3: Cross multiply
    5,067.06x = 6,992.69 × 2,828.90
  4. Step 4: Simplify right side
    5,067.06x = 19,781,585.78
  5. Step 5: Solve for x
    x = 19,781,585.78/5,067.06
  6. Step 6: Final answer
    x = 3,903.96

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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.