Home / 11,649.68-16,076.57-6,344.52

Finding the Fourth Proportional to 11,649.68, 16,076.57 and 6,344.52

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Solution

The fourth proportional to 11,649.68, 16,076.57 and 6,344.52 is: 8,755.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649.68 : 16,076.57 = 6,344.52 : x
  2. Step 2: Convert to fraction form
    11,649.68/16,076.57 = 6,344.52/x
  3. Step 3: Cross multiply
    11,649.68x = 16,076.57 × 6,344.52
  4. Step 4: Simplify right side
    11,649.68x = 101,998,119.90
  5. Step 5: Solve for x
    x = 101,998,119.90/11,649.68
  6. Step 6: Final answer
    x = 8,755.44

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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.