Home / 6,754.60-10,131.32-1,824.20

Finding the Fourth Proportional to 6,754.60, 10,131.32 and 1,824.20

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Solution

The fourth proportional to 6,754.60, 10,131.32 and 1,824.20 is: 2,736.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.60 : 10,131.32 = 1,824.20 : x
  2. Step 2: Convert to fraction form
    6,754.60/10,131.32 = 1,824.20/x
  3. Step 3: Cross multiply
    6,754.60x = 10,131.32 × 1,824.20
  4. Step 4: Simplify right side
    6,754.60x = 18,481,553.94
  5. Step 5: Solve for x
    x = 18,481,553.94/6,754.60
  6. Step 6: Final answer
    x = 2,736.14

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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.