Home / 6,821.70-10,230.32-2,203.62

Finding the Fourth Proportional to 6,821.70, 10,230.32 and 2,203.62

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Solution

The fourth proportional to 6,821.70, 10,230.32 and 2,203.62 is: 3,304.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.70 : 10,230.32 = 2,203.62 : x
  2. Step 2: Convert to fraction form
    6,821.70/10,230.32 = 2,203.62/x
  3. Step 3: Cross multiply
    6,821.70x = 10,230.32 × 2,203.62
  4. Step 4: Simplify right side
    6,821.70x = 22,543,737.76
  5. Step 5: Solve for x
    x = 22,543,737.76/6,821.70
  6. Step 6: Final answer
    x = 3,304.71

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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.