Home / 10,086.52-15,131.83-3,513.22

Finding the Fourth Proportional to 10,086.52, 15,131.83 and 3,513.22

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Solution

The fourth proportional to 10,086.52, 15,131.83 and 3,513.22 is: 5,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,086.52 : 15,131.83 = 3,513.22 : x
  2. Step 2: Convert to fraction form
    10,086.52/15,131.83 = 3,513.22/x
  3. Step 3: Cross multiply
    10,086.52x = 15,131.83 × 3,513.22
  4. Step 4: Simplify right side
    10,086.52x = 53,161,363.35
  5. Step 5: Solve for x
    x = 53,161,363.35/10,086.52
  6. Step 6: Final answer
    x = 5,270.54

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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.