Home / 8,063.08-12,092.28-3,131.56

Finding the Fourth Proportional to 8,063.08, 12,092.28 and 3,131.56

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Solution

The fourth proportional to 8,063.08, 12,092.28 and 3,131.56 is: 4,696.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.08 : 12,092.28 = 3,131.56 : x
  2. Step 2: Convert to fraction form
    8,063.08/12,092.28 = 3,131.56/x
  3. Step 3: Cross multiply
    8,063.08x = 12,092.28 × 3,131.56
  4. Step 4: Simplify right side
    8,063.08x = 37,867,700.36
  5. Step 5: Solve for x
    x = 37,867,700.36/8,063.08
  6. Step 6: Final answer
    x = 4,696.43

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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.