Home / 10,896.87-16,344.48-3,876.60

Finding the Fourth Proportional to 10,896.87, 16,344.48 and 3,876.60

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Solution

The fourth proportional to 10,896.87, 16,344.48 and 3,876.60 is: 5,814.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.87 : 16,344.48 = 3,876.60 : x
  2. Step 2: Convert to fraction form
    10,896.87/16,344.48 = 3,876.60/x
  3. Step 3: Cross multiply
    10,896.87x = 16,344.48 × 3,876.60
  4. Step 4: Simplify right side
    10,896.87x = 63,361,011.17
  5. Step 5: Solve for x
    x = 63,361,011.17/10,896.87
  6. Step 6: Final answer
    x = 5,814.61

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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.