Home / 8,110.11-12,156.17-3,723.15

Finding the Fourth Proportional to 8,110.11, 12,156.17 and 3,723.15

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Solution

The fourth proportional to 8,110.11, 12,156.17 and 3,723.15 is: 5,580.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.11 : 12,156.17 = 3,723.15 : x
  2. Step 2: Convert to fraction form
    8,110.11/12,156.17 = 3,723.15/x
  3. Step 3: Cross multiply
    8,110.11x = 12,156.17 × 3,723.15
  4. Step 4: Simplify right side
    8,110.11x = 45,259,225.72
  5. Step 5: Solve for x
    x = 45,259,225.72/8,110.11
  6. Step 6: Final answer
    x = 5,580.59

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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.