Home / 3,742.68-5,608.62-2,766.36

Finding the Fourth Proportional to 3,742.68, 5,608.62 and 2,766.36

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Solution

The fourth proportional to 3,742.68, 5,608.62 and 2,766.36 is: 4,145.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.68 : 5,608.62 = 2,766.36 : x
  2. Step 2: Convert to fraction form
    3,742.68/5,608.62 = 2,766.36/x
  3. Step 3: Cross multiply
    3,742.68x = 5,608.62 × 2,766.36
  4. Step 4: Simplify right side
    3,742.68x = 15,515,462.02
  5. Step 5: Solve for x
    x = 15,515,462.02/3,742.68
  6. Step 6: Final answer
    x = 4,145.55

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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.