Home / 8,086.22-12,112.30-3,707.36

Finding the Fourth Proportional to 8,086.22, 12,112.30 and 3,707.36

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Solution

The fourth proportional to 8,086.22, 12,112.30 and 3,707.36 is: 5,553.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.22 : 12,112.30 = 3,707.36 : x
  2. Step 2: Convert to fraction form
    8,086.22/12,112.30 = 3,707.36/x
  3. Step 3: Cross multiply
    8,086.22x = 12,112.30 × 3,707.36
  4. Step 4: Simplify right side
    8,086.22x = 44,904,656.53
  5. Step 5: Solve for x
    x = 44,904,656.53/8,086.22
  6. Step 6: Final answer
    x = 5,553.23

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1.5x scale

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.