Home / 3,358.62-4,634.89-1,961.37

Finding the Fourth Proportional to 3,358.62, 4,634.89 and 1,961.37

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Solution

The fourth proportional to 3,358.62, 4,634.89 and 1,961.37 is: 2,706.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.62 : 4,634.89 = 1,961.37 : x
  2. Step 2: Convert to fraction form
    3,358.62/4,634.89 = 1,961.37/x
  3. Step 3: Cross multiply
    3,358.62x = 4,634.89 × 1,961.37
  4. Step 4: Simplify right side
    3,358.62x = 9,090,729.30
  5. Step 5: Solve for x
    x = 9,090,729.30/3,358.62
  6. Step 6: Final answer
    x = 2,706.69

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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.