Home / 3,772.82-5,657.88-1,306.98

Finding the Fourth Proportional to 3,772.82, 5,657.88 and 1,306.98

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Solution

The fourth proportional to 3,772.82, 5,657.88 and 1,306.98 is: 1,960.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.82 : 5,657.88 = 1,306.98 : x
  2. Step 2: Convert to fraction form
    3,772.82/5,657.88 = 1,306.98/x
  3. Step 3: Cross multiply
    3,772.82x = 5,657.88 × 1,306.98
  4. Step 4: Simplify right side
    3,772.82x = 7,394,736.00
  5. Step 5: Solve for x
    x = 7,394,736.00/3,772.82
  6. Step 6: Final answer
    x = 1,960.00

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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.