Home / 3,269.68-4,512.02-1,777.57

Finding the Fourth Proportional to 3,269.68, 4,512.02 and 1,777.57

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Solution

The fourth proportional to 3,269.68, 4,512.02 and 1,777.57 is: 2,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.68 : 4,512.02 = 1,777.57 : x
  2. Step 2: Convert to fraction form
    3,269.68/4,512.02 = 1,777.57/x
  3. Step 3: Cross multiply
    3,269.68x = 4,512.02 × 1,777.57
  4. Step 4: Simplify right side
    3,269.68x = 8,020,411.22
  5. Step 5: Solve for x
    x = 8,020,411.22/3,269.68
  6. Step 6: Final answer
    x = 2,452.97

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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.