Home / 3,286.70-4,535.57-1,794.61

Finding the Fourth Proportional to 3,286.70, 4,535.57 and 1,794.61

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Solution

The fourth proportional to 3,286.70, 4,535.57 and 1,794.61 is: 2,476.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.70 : 4,535.57 = 1,794.61 : x
  2. Step 2: Convert to fraction form
    3,286.70/4,535.57 = 1,794.61/x
  3. Step 3: Cross multiply
    3,286.70x = 4,535.57 × 1,794.61
  4. Step 4: Simplify right side
    3,286.70x = 8,139,579.28
  5. Step 5: Solve for x
    x = 8,139,579.28/3,286.70
  6. Step 6: Final answer
    x = 2,476.52

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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.