Home / 5,067.06-6,991.53-2,828.58

Finding the Fourth Proportional to 5,067.06, 6,991.53 and 2,828.58

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Solution

The fourth proportional to 5,067.06, 6,991.53 and 2,828.58 is: 3,902.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.06 : 6,991.53 = 2,828.58 : x
  2. Step 2: Convert to fraction form
    5,067.06/6,991.53 = 2,828.58/x
  3. Step 3: Cross multiply
    5,067.06x = 6,991.53 × 2,828.58
  4. Step 4: Simplify right side
    5,067.06x = 19,776,101.93
  5. Step 5: Solve for x
    x = 19,776,101.93/5,067.06
  6. Step 6: Final answer
    x = 3,902.88

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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.