Home / 11,163.83-16,723.41-6,719.03

Finding the Fourth Proportional to 11,163.83, 16,723.41 and 6,719.03

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Solution

The fourth proportional to 11,163.83, 16,723.41 and 6,719.03 is: 10,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,163.83 : 16,723.41 = 6,719.03 : x
  2. Step 2: Convert to fraction form
    11,163.83/16,723.41 = 6,719.03/x
  3. Step 3: Cross multiply
    11,163.83x = 16,723.41 × 6,719.03
  4. Step 4: Simplify right side
    11,163.83x = 112,365,093.49
  5. Step 5: Solve for x
    x = 112,365,093.49/11,163.83
  6. Step 6: Final answer
    x = 10,065.10

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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.