Home / 3,269.66-4,512.90-2,011.52

Finding the Fourth Proportional to 3,269.66, 4,512.90 and 2,011.52

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Solution

The fourth proportional to 3,269.66, 4,512.90 and 2,011.52 is: 2,776.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.66 : 4,512.90 = 2,011.52 : x
  2. Step 2: Convert to fraction form
    3,269.66/4,512.90 = 2,011.52/x
  3. Step 3: Cross multiply
    3,269.66x = 4,512.90 × 2,011.52
  4. Step 4: Simplify right side
    3,269.66x = 9,077,766.04
  5. Step 5: Solve for x
    x = 9,077,766.04/3,269.66
  6. Step 6: Final answer
    x = 2,776.37

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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.