Home / 9,286.26-13,929.53-3,442.88

Finding the Fourth Proportional to 9,286.26, 13,929.53 and 3,442.88

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Solution

The fourth proportional to 9,286.26, 13,929.53 and 3,442.88 is: 5,164.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286.26 : 13,929.53 = 3,442.88 : x
  2. Step 2: Convert to fraction form
    9,286.26/13,929.53 = 3,442.88/x
  3. Step 3: Cross multiply
    9,286.26x = 13,929.53 × 3,442.88
  4. Step 4: Simplify right side
    9,286.26x = 47,957,613.38
  5. Step 5: Solve for x
    x = 47,957,613.38/9,286.26
  6. Step 6: Final answer
    x = 5,164.36

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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.