Home / 5,488.83-8,234.39-1,791.27

Finding the Fourth Proportional to 5,488.83, 8,234.39 and 1,791.27

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Solution

The fourth proportional to 5,488.83, 8,234.39 and 1,791.27 is: 2,687.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.83 : 8,234.39 = 1,791.27 : x
  2. Step 2: Convert to fraction form
    5,488.83/8,234.39 = 1,791.27/x
  3. Step 3: Cross multiply
    5,488.83x = 8,234.39 × 1,791.27
  4. Step 4: Simplify right side
    5,488.83x = 14,750,020.25
  5. Step 5: Solve for x
    x = 14,750,020.25/5,488.83
  6. Step 6: Final answer
    x = 2,687.28

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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.