Home / 6,929.68-10,394.88-3,375.07

Finding the Fourth Proportional to 6,929.68, 10,394.88 and 3,375.07

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Solution

The fourth proportional to 6,929.68, 10,394.88 and 3,375.07 is: 5,062.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.68 : 10,394.88 = 3,375.07 : x
  2. Step 2: Convert to fraction form
    6,929.68/10,394.88 = 3,375.07/x
  3. Step 3: Cross multiply
    6,929.68x = 10,394.88 × 3,375.07
  4. Step 4: Simplify right side
    6,929.68x = 35,083,447.64
  5. Step 5: Solve for x
    x = 35,083,447.64/6,929.68
  6. Step 6: Final answer
    x = 5,062.78

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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.