Home / 10,755.57-16,135.19-3,359.87

Finding the Fourth Proportional to 10,755.57, 16,135.19 and 3,359.87

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Solution

The fourth proportional to 10,755.57, 16,135.19 and 3,359.87 is: 5,040.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.57 : 16,135.19 = 3,359.87 : x
  2. Step 2: Convert to fraction form
    10,755.57/16,135.19 = 3,359.87/x
  3. Step 3: Cross multiply
    10,755.57x = 16,135.19 × 3,359.87
  4. Step 4: Simplify right side
    10,755.57x = 54,212,043.35
  5. Step 5: Solve for x
    x = 54,212,043.35/10,755.57
  6. Step 6: Final answer
    x = 5,040.37

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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.