Home / 3,269.15-4,512.20-2,011.02

Finding the Fourth Proportional to 3,269.15, 4,512.20 and 2,011.02

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Solution

The fourth proportional to 3,269.15, 4,512.20 and 2,011.02 is: 2,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.15 : 4,512.20 = 2,011.02 : x
  2. Step 2: Convert to fraction form
    3,269.15/4,512.20 = 2,011.02/x
  3. Step 3: Cross multiply
    3,269.15x = 4,512.20 × 2,011.02
  4. Step 4: Simplify right side
    3,269.15x = 9,074,124.44
  5. Step 5: Solve for x
    x = 9,074,124.44/3,269.15
  6. Step 6: Final answer
    x = 2,775.68

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1.5x scale

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.