Home / 10,976.73-16,466.46-3,579.22

Finding the Fourth Proportional to 10,976.73, 16,466.46 and 3,579.22

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Solution

The fourth proportional to 10,976.73, 16,466.46 and 3,579.22 is: 5,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976.73 : 16,466.46 = 3,579.22 : x
  2. Step 2: Convert to fraction form
    10,976.73/16,466.46 = 3,579.22/x
  3. Step 3: Cross multiply
    10,976.73x = 16,466.46 × 3,579.22
  4. Step 4: Simplify right side
    10,976.73x = 58,937,082.96
  5. Step 5: Solve for x
    x = 58,937,082.96/10,976.73
  6. Step 6: Final answer
    x = 5,369.28

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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.