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Finding the Fourth Proportional to 10,673.88, 16,010.82 and 5,476.44

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Solution

The fourth proportional to 10,673.88, 16,010.82 and 5,476.44 is: 8,214.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.88 : 16,010.82 = 5,476.44 : x
  2. Step 2: Convert to fraction form
    10,673.88/16,010.82 = 5,476.44/x
  3. Step 3: Cross multiply
    10,673.88x = 16,010.82 × 5,476.44
  4. Step 4: Simplify right side
    10,673.88x = 87,682,295.08
  5. Step 5: Solve for x
    x = 87,682,295.08/10,673.88
  6. Step 6: Final answer
    x = 8,214.66

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Similar ratio
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1.5x scale

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.