Home / 3,286.61-4,534.97-1,959.83

Finding the Fourth Proportional to 3,286.61, 4,534.97 and 1,959.83

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Solution

The fourth proportional to 3,286.61, 4,534.97 and 1,959.83 is: 2,704.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.61 : 4,534.97 = 1,959.83 : x
  2. Step 2: Convert to fraction form
    3,286.61/4,534.97 = 1,959.83/x
  3. Step 3: Cross multiply
    3,286.61x = 4,534.97 × 1,959.83
  4. Step 4: Simplify right side
    3,286.61x = 8,887,770.26
  5. Step 5: Solve for x
    x = 8,887,770.26/3,286.61
  6. Step 6: Final answer
    x = 2,704.24

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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.