Home / 3,787.28-5,680.92-1,597.55

Finding the Fourth Proportional to 3,787.28, 5,680.92 and 1,597.55

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Solution

The fourth proportional to 3,787.28, 5,680.92 and 1,597.55 is: 2,396.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.28 : 5,680.92 = 1,597.55 : x
  2. Step 2: Convert to fraction form
    3,787.28/5,680.92 = 1,597.55/x
  3. Step 3: Cross multiply
    3,787.28x = 5,680.92 × 1,597.55
  4. Step 4: Simplify right side
    3,787.28x = 9,075,553.75
  5. Step 5: Solve for x
    x = 9,075,553.75/3,787.28
  6. Step 6: Final answer
    x = 2,396.33

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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.