Home / 4,379.75-6,566.07-2,989.58

Finding the Fourth Proportional to 4,379.75, 6,566.07 and 2,989.58

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Solution

The fourth proportional to 4,379.75, 6,566.07 and 2,989.58 is: 4,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.75 : 6,566.07 = 2,989.58 : x
  2. Step 2: Convert to fraction form
    4,379.75/6,566.07 = 2,989.58/x
  3. Step 3: Cross multiply
    4,379.75x = 6,566.07 × 2,989.58
  4. Step 4: Simplify right side
    4,379.75x = 19,629,791.55
  5. Step 5: Solve for x
    x = 19,629,791.55/4,379.75
  6. Step 6: Final answer
    x = 4,481.95

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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.