Home / 3,770.20-5,657.01-1,579.42

Finding the Fourth Proportional to 3,770.20, 5,657.01 and 1,579.42

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Solution

The fourth proportional to 3,770.20, 5,657.01 and 1,579.42 is: 2,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.20 : 5,657.01 = 1,579.42 : x
  2. Step 2: Convert to fraction form
    3,770.20/5,657.01 = 1,579.42/x
  3. Step 3: Cross multiply
    3,770.20x = 5,657.01 × 1,579.42
  4. Step 4: Simplify right side
    3,770.20x = 8,934,794.73
  5. Step 5: Solve for x
    x = 8,934,794.73/3,770.20
  6. Step 6: Final answer
    x = 2,369.85

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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.