Home / 10,755.69-16,135.40-3,358.26

Finding the Fourth Proportional to 10,755.69, 16,135.40 and 3,358.26

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Solution

The fourth proportional to 10,755.69, 16,135.40 and 3,358.26 is: 5,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.69 : 16,135.40 = 3,358.26 : x
  2. Step 2: Convert to fraction form
    10,755.69/16,135.40 = 3,358.26/x
  3. Step 3: Cross multiply
    10,755.69x = 16,135.40 × 3,358.26
  4. Step 4: Simplify right side
    10,755.69x = 54,186,876.80
  5. Step 5: Solve for x
    x = 54,186,876.80/10,755.69
  6. Step 6: Final answer
    x = 5,037.97

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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.