Home / 4,822.30-7,239.66-3,885.82

Finding the Fourth Proportional to 4,822.30, 7,239.66 and 3,885.82

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Solution

The fourth proportional to 4,822.30, 7,239.66 and 3,885.82 is: 5,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.30 : 7,239.66 = 3,885.82 : x
  2. Step 2: Convert to fraction form
    4,822.30/7,239.66 = 3,885.82/x
  3. Step 3: Cross multiply
    4,822.30x = 7,239.66 × 3,885.82
  4. Step 4: Simplify right side
    4,822.30x = 28,132,015.62
  5. Step 5: Solve for x
    x = 28,132,015.62/4,822.30
  6. Step 6: Final answer
    x = 5,833.73

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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.