Home / 3,253.02-4,489.83-2,205.42

Finding the Fourth Proportional to 3,253.02, 4,489.83 and 2,205.42

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Solution

The fourth proportional to 3,253.02, 4,489.83 and 2,205.42 is: 3,043.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.02 : 4,489.83 = 2,205.42 : x
  2. Step 2: Convert to fraction form
    3,253.02/4,489.83 = 2,205.42/x
  3. Step 3: Cross multiply
    3,253.02x = 4,489.83 × 2,205.42
  4. Step 4: Simplify right side
    3,253.02x = 9,901,960.88
  5. Step 5: Solve for x
    x = 9,901,960.88/3,253.02
  6. Step 6: Final answer
    x = 3,043.93

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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.