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Finding the Fourth Proportional to 7,953.26, 11,929.88 and 3,336.26

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Solution

The fourth proportional to 7,953.26, 11,929.88 and 3,336.26 is: 5,004.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.26 : 11,929.88 = 3,336.26 : x
  2. Step 2: Convert to fraction form
    7,953.26/11,929.88 = 3,336.26/x
  3. Step 3: Cross multiply
    7,953.26x = 11,929.88 × 3,336.26
  4. Step 4: Simplify right side
    7,953.26x = 39,801,181.45
  5. Step 5: Solve for x
    x = 39,801,181.45/7,953.26
  6. Step 6: Final answer
    x = 5,004.39

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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.