Home / 3,185.60-4,773.24-1,949.26

Finding the Fourth Proportional to 3,185.60, 4,773.24 and 1,949.26

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Solution

The fourth proportional to 3,185.60, 4,773.24 and 1,949.26 is: 2,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.60 : 4,773.24 = 1,949.26 : x
  2. Step 2: Convert to fraction form
    3,185.60/4,773.24 = 1,949.26/x
  3. Step 3: Cross multiply
    3,185.60x = 4,773.24 × 1,949.26
  4. Step 4: Simplify right side
    3,185.60x = 9,304,285.80
  5. Step 5: Solve for x
    x = 9,304,285.80/3,185.60
  6. Step 6: Final answer
    x = 2,920.73

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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.