Home / 6,821.73-10,233.54-2,439.90

Finding the Fourth Proportional to 6,821.73, 10,233.54 and 2,439.90

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Solution

The fourth proportional to 6,821.73, 10,233.54 and 2,439.90 is: 3,660.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.73 : 10,233.54 = 2,439.90 : x
  2. Step 2: Convert to fraction form
    6,821.73/10,233.54 = 2,439.90/x
  3. Step 3: Cross multiply
    6,821.73x = 10,233.54 × 2,439.90
  4. Step 4: Simplify right side
    6,821.73x = 24,968,814.25
  5. Step 5: Solve for x
    x = 24,968,814.25/6,821.73
  6. Step 6: Final answer
    x = 3,660.19

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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.