Home / 3,269.96-4,512.50-1,777.86

Finding the Fourth Proportional to 3,269.96, 4,512.50 and 1,777.86

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Solution

The fourth proportional to 3,269.96, 4,512.50 and 1,777.86 is: 2,453.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.96 : 4,512.50 = 1,777.86 : x
  2. Step 2: Convert to fraction form
    3,269.96/4,512.50 = 1,777.86/x
  3. Step 3: Cross multiply
    3,269.96x = 4,512.50 × 1,777.86
  4. Step 4: Simplify right side
    3,269.96x = 8,022,593.25
  5. Step 5: Solve for x
    x = 8,022,593.25/3,269.96
  6. Step 6: Final answer
    x = 2,453.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.