Home / 11,649.60-16,076.64-6,344.52

Finding the Fourth Proportional to 11,649.60, 16,076.64 and 6,344.52

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Solution

The fourth proportional to 11,649.60, 16,076.64 and 6,344.52 is: 8,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649.60 : 16,076.64 = 6,344.52 : x
  2. Step 2: Convert to fraction form
    11,649.60/16,076.64 = 6,344.52/x
  3. Step 3: Cross multiply
    11,649.60x = 16,076.64 × 6,344.52
  4. Step 4: Simplify right side
    11,649.60x = 101,998,564.01
  5. Step 5: Solve for x
    x = 101,998,564.01/11,649.60
  6. Step 6: Final answer
    x = 8,755.54

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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.