Home / 8,493.26-12,736.44-2,945.43

Finding the Fourth Proportional to 8,493.26, 12,736.44 and 2,945.43

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Solution

The fourth proportional to 8,493.26, 12,736.44 and 2,945.43 is: 4,416.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493.26 : 12,736.44 = 2,945.43 : x
  2. Step 2: Convert to fraction form
    8,493.26/12,736.44 = 2,945.43/x
  3. Step 3: Cross multiply
    8,493.26x = 12,736.44 × 2,945.43
  4. Step 4: Simplify right side
    8,493.26x = 37,514,292.47
  5. Step 5: Solve for x
    x = 37,514,292.47/8,493.26
  6. Step 6: Final answer
    x = 4,416.95

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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.