Home / 3,209.94-4,429.58-1,793.61

Finding the Fourth Proportional to 3,209.94, 4,429.58 and 1,793.61

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Solution

The fourth proportional to 3,209.94, 4,429.58 and 1,793.61 is: 2,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.94 : 4,429.58 = 1,793.61 : x
  2. Step 2: Convert to fraction form
    3,209.94/4,429.58 = 1,793.61/x
  3. Step 3: Cross multiply
    3,209.94x = 4,429.58 × 1,793.61
  4. Step 4: Simplify right side
    3,209.94x = 7,944,930.02
  5. Step 5: Solve for x
    x = 7,944,930.02/3,209.94
  6. Step 6: Final answer
    x = 2,475.10

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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.