Home / 5,791.20-8,690.44-3,330.82

Finding the Fourth Proportional to 5,791.20, 8,690.44 and 3,330.82

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Solution

The fourth proportional to 5,791.20, 8,690.44 and 3,330.82 is: 4,998.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791.20 : 8,690.44 = 3,330.82 : x
  2. Step 2: Convert to fraction form
    5,791.20/8,690.44 = 3,330.82/x
  3. Step 3: Cross multiply
    5,791.20x = 8,690.44 × 3,330.82
  4. Step 4: Simplify right side
    5,791.20x = 28,946,291.36
  5. Step 5: Solve for x
    x = 28,946,291.36/5,791.20
  6. Step 6: Final answer
    x = 4,998.32

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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.