Home / 6,219.75-8,583.26-3,425.25

Finding the Fourth Proportional to 6,219.75, 8,583.26 and 3,425.25

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Solution

The fourth proportional to 6,219.75, 8,583.26 and 3,425.25 is: 4,726.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.75 : 8,583.26 = 3,425.25 : x
  2. Step 2: Convert to fraction form
    6,219.75/8,583.26 = 3,425.25/x
  3. Step 3: Cross multiply
    6,219.75x = 8,583.26 × 3,425.25
  4. Step 4: Simplify right side
    6,219.75x = 29,399,794.19
  5. Step 5: Solve for x
    x = 29,399,794.19/6,219.75
  6. Step 6: Final answer
    x = 4,726.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.