Home / 6,943.68-10,414.40-2,563.20

Finding the Fourth Proportional to 6,943.68, 10,414.40 and 2,563.20

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Solution

The fourth proportional to 6,943.68, 10,414.40 and 2,563.20 is: 3,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.68 : 10,414.40 = 2,563.20 : x
  2. Step 2: Convert to fraction form
    6,943.68/10,414.40 = 2,563.20/x
  3. Step 3: Cross multiply
    6,943.68x = 10,414.40 × 2,563.20
  4. Step 4: Simplify right side
    6,943.68x = 26,694,190.08
  5. Step 5: Solve for x
    x = 26,694,190.08/6,943.68
  6. Step 6: Final answer
    x = 3,844.39

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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.