Home / 5,027.27-6,936.80-2,788.79

Finding the Fourth Proportional to 5,027.27, 6,936.80 and 2,788.79

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Solution

The fourth proportional to 5,027.27, 6,936.80 and 2,788.79 is: 3,848.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.27 : 6,936.80 = 2,788.79 : x
  2. Step 2: Convert to fraction form
    5,027.27/6,936.80 = 2,788.79/x
  3. Step 3: Cross multiply
    5,027.27x = 6,936.80 × 2,788.79
  4. Step 4: Simplify right side
    5,027.27x = 19,345,229.84
  5. Step 5: Solve for x
    x = 19,345,229.84/5,027.27
  6. Step 6: Final answer
    x = 3,848.06

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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.