Home / 3,177.56-4,766.50-2,757.56

Finding the Fourth Proportional to 3,177.56, 4,766.50 and 2,757.56

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Solution

The fourth proportional to 3,177.56, 4,766.50 and 2,757.56 is: 4,136.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.56 : 4,766.50 = 2,757.56 : x
  2. Step 2: Convert to fraction form
    3,177.56/4,766.50 = 2,757.56/x
  3. Step 3: Cross multiply
    3,177.56x = 4,766.50 × 2,757.56
  4. Step 4: Simplify right side
    3,177.56x = 13,143,909.74
  5. Step 5: Solve for x
    x = 13,143,909.74/3,177.56
  6. Step 6: Final answer
    x = 4,136.48

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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.