Home / 11,845.28-16,346.75-6,540.44

Finding the Fourth Proportional to 11,845.28, 16,346.75 and 6,540.44

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Solution

The fourth proportional to 11,845.28, 16,346.75 and 6,540.44 is: 9,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.28 : 16,346.75 = 6,540.44 : x
  2. Step 2: Convert to fraction form
    11,845.28/16,346.75 = 6,540.44/x
  3. Step 3: Cross multiply
    11,845.28x = 16,346.75 × 6,540.44
  4. Step 4: Simplify right side
    11,845.28x = 106,914,823.13
  5. Step 5: Solve for x
    x = 106,914,823.13/11,845.28
  6. Step 6: Final answer
    x = 9,025.94

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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.