Home / 6,719.04-10,067.76-3,788.64

Finding the Fourth Proportional to 6,719.04, 10,067.76 and 3,788.64

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Solution

The fourth proportional to 6,719.04, 10,067.76 and 3,788.64 is: 5,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.04 : 10,067.76 = 3,788.64 : x
  2. Step 2: Convert to fraction form
    6,719.04/10,067.76 = 3,788.64/x
  3. Step 3: Cross multiply
    6,719.04x = 10,067.76 × 3,788.64
  4. Step 4: Simplify right side
    6,719.04x = 38,143,118.25
  5. Step 5: Solve for x
    x = 38,143,118.25/6,719.04
  6. Step 6: Final answer
    x = 5,676.87

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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.