Home / 6,883.32-10,326.42-3,418.68

Finding the Fourth Proportional to 6,883.32, 10,326.42 and 3,418.68

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Solution

The fourth proportional to 6,883.32, 10,326.42 and 3,418.68 is: 5,128.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,883.32 : 10,326.42 = 3,418.68 : x
  2. Step 2: Convert to fraction form
    6,883.32/10,326.42 = 3,418.68/x
  3. Step 3: Cross multiply
    6,883.32x = 10,326.42 × 3,418.68
  4. Step 4: Simplify right side
    6,883.32x = 35,302,725.53
  5. Step 5: Solve for x
    x = 35,302,725.53/6,883.32
  6. Step 6: Final answer
    x = 5,128.74

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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.