Home / 11,644.25-16,069.10-6,339.09

Finding the Fourth Proportional to 11,644.25, 16,069.10 and 6,339.09

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Solution

The fourth proportional to 11,644.25, 16,069.10 and 6,339.09 is: 8,747.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.25 : 16,069.10 = 6,339.09 : x
  2. Step 2: Convert to fraction form
    11,644.25/16,069.10 = 6,339.09/x
  3. Step 3: Cross multiply
    11,644.25x = 16,069.10 × 6,339.09
  4. Step 4: Simplify right side
    11,644.25x = 101,863,499.68
  5. Step 5: Solve for x
    x = 101,863,499.68/11,644.25
  6. Step 6: Final answer
    x = 8,747.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.