Home / 10,800.66-16,194.48-4,229.94

Finding the Fourth Proportional to 10,800.66, 16,194.48 and 4,229.94

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Solution

The fourth proportional to 10,800.66, 16,194.48 and 4,229.94 is: 6,342.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.66 : 16,194.48 = 4,229.94 : x
  2. Step 2: Convert to fraction form
    10,800.66/16,194.48 = 4,229.94/x
  3. Step 3: Cross multiply
    10,800.66x = 16,194.48 × 4,229.94
  4. Step 4: Simplify right side
    10,800.66x = 68,501,678.73
  5. Step 5: Solve for x
    x = 68,501,678.73/10,800.66
  6. Step 6: Final answer
    x = 6,342.36

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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.