Home / 4,415.62-6,617.26-3,319.29

Finding the Fourth Proportional to 4,415.62, 6,617.26 and 3,319.29

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Solution

The fourth proportional to 4,415.62, 6,617.26 and 3,319.29 is: 4,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.62 : 6,617.26 = 3,319.29 : x
  2. Step 2: Convert to fraction form
    4,415.62/6,617.26 = 3,319.29/x
  3. Step 3: Cross multiply
    4,415.62x = 6,617.26 × 3,319.29
  4. Step 4: Simplify right side
    4,415.62x = 21,964,604.95
  5. Step 5: Solve for x
    x = 21,964,604.95/4,415.62
  6. Step 6: Final answer
    x = 4,974.30

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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.