Home / 6,811.88-10,218.39-2,864.27

Finding the Fourth Proportional to 6,811.88, 10,218.39 and 2,864.27

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Solution

The fourth proportional to 6,811.88, 10,218.39 and 2,864.27 is: 4,296.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811.88 : 10,218.39 = 2,864.27 : x
  2. Step 2: Convert to fraction form
    6,811.88/10,218.39 = 2,864.27/x
  3. Step 3: Cross multiply
    6,811.88x = 10,218.39 × 2,864.27
  4. Step 4: Simplify right side
    6,811.88x = 29,268,227.93
  5. Step 5: Solve for x
    x = 29,268,227.93/6,811.88
  6. Step 6: Final answer
    x = 4,296.64

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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.