Home / 3,766.85-5,627.35-2,439.79

Finding the Fourth Proportional to 3,766.85, 5,627.35 and 2,439.79

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Solution

The fourth proportional to 3,766.85, 5,627.35 and 2,439.79 is: 3,644.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.85 : 5,627.35 = 2,439.79 : x
  2. Step 2: Convert to fraction form
    3,766.85/5,627.35 = 2,439.79/x
  3. Step 3: Cross multiply
    3,766.85x = 5,627.35 × 2,439.79
  4. Step 4: Simplify right side
    3,766.85x = 13,729,552.26
  5. Step 5: Solve for x
    x = 13,729,552.26/3,766.85
  6. Step 6: Final answer
    x = 3,644.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.