Home / 10,755.09-16,133.10-3,359.69

Finding the Fourth Proportional to 10,755.09, 16,133.10 and 3,359.69

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Solution

The fourth proportional to 10,755.09, 16,133.10 and 3,359.69 is: 5,039.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.09 : 16,133.10 = 3,359.69 : x
  2. Step 2: Convert to fraction form
    10,755.09/16,133.10 = 3,359.69/x
  3. Step 3: Cross multiply
    10,755.09x = 16,133.10 × 3,359.69
  4. Step 4: Simplify right side
    10,755.09x = 54,202,214.74
  5. Step 5: Solve for x
    x = 54,202,214.74/10,755.09
  6. Step 6: Final answer
    x = 5,039.68

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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.