Home / 4,261.80-6,392.70-3,787.95

Finding the Fourth Proportional to 4,261.80, 6,392.70 and 3,787.95

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Solution

The fourth proportional to 4,261.80, 6,392.70 and 3,787.95 is: 5,681.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.80 : 6,392.70 = 3,787.95 : x
  2. Step 2: Convert to fraction form
    4,261.80/6,392.70 = 3,787.95/x
  3. Step 3: Cross multiply
    4,261.80x = 6,392.70 × 3,787.95
  4. Step 4: Simplify right side
    4,261.80x = 24,215,227.97
  5. Step 5: Solve for x
    x = 24,215,227.97/4,261.80
  6. Step 6: Final answer
    x = 5,681.93

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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.