Home / 5,443.26-8,162.11-2,665.77

Finding the Fourth Proportional to 5,443.26, 8,162.11 and 2,665.77

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Solution

The fourth proportional to 5,443.26, 8,162.11 and 2,665.77 is: 3,997.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.26 : 8,162.11 = 2,665.77 : x
  2. Step 2: Convert to fraction form
    5,443.26/8,162.11 = 2,665.77/x
  3. Step 3: Cross multiply
    5,443.26x = 8,162.11 × 2,665.77
  4. Step 4: Simplify right side
    5,443.26x = 21,758,307.97
  5. Step 5: Solve for x
    x = 21,758,307.97/5,443.26
  6. Step 6: Final answer
    x = 3,997.29

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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.