Home / 10,865.07-16,297.46-3,469.43

Finding the Fourth Proportional to 10,865.07, 16,297.46 and 3,469.43

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Solution

The fourth proportional to 10,865.07, 16,297.46 and 3,469.43 is: 5,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865.07 : 16,297.46 = 3,469.43 : x
  2. Step 2: Convert to fraction form
    10,865.07/16,297.46 = 3,469.43/x
  3. Step 3: Cross multiply
    10,865.07x = 16,297.46 × 3,469.43
  4. Step 4: Simplify right side
    10,865.07x = 56,542,896.65
  5. Step 5: Solve for x
    x = 56,542,896.65/10,865.07
  6. Step 6: Final answer
    x = 5,204.10

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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.