Home / 4,163.22-6,244.11-1,389.87

Finding the Fourth Proportional to 4,163.22, 6,244.11 and 1,389.87

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Solution

The fourth proportional to 4,163.22, 6,244.11 and 1,389.87 is: 2,084.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.22 : 6,244.11 = 1,389.87 : x
  2. Step 2: Convert to fraction form
    4,163.22/6,244.11 = 1,389.87/x
  3. Step 3: Cross multiply
    4,163.22x = 6,244.11 × 1,389.87
  4. Step 4: Simplify right side
    4,163.22x = 8,678,501.17
  5. Step 5: Solve for x
    x = 8,678,501.17/4,163.22
  6. Step 6: Final answer
    x = 2,084.56

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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.