Home / 4,933.91-7,390.34-3,992.82

Finding the Fourth Proportional to 4,933.91, 7,390.34 and 3,992.82

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Solution

The fourth proportional to 4,933.91, 7,390.34 and 3,992.82 is: 5,980.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.91 : 7,390.34 = 3,992.82 : x
  2. Step 2: Convert to fraction form
    4,933.91/7,390.34 = 3,992.82/x
  3. Step 3: Cross multiply
    4,933.91x = 7,390.34 × 3,992.82
  4. Step 4: Simplify right side
    4,933.91x = 29,508,277.39
  5. Step 5: Solve for x
    x = 29,508,277.39/4,933.91
  6. Step 6: Final answer
    x = 5,980.71

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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.