Home / 5,843.80-8,064.39-3,604.78

Finding the Fourth Proportional to 5,843.80, 8,064.39 and 3,604.78

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Solution

The fourth proportional to 5,843.80, 8,064.39 and 3,604.78 is: 4,974.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,843.80 : 8,064.39 = 3,604.78 : x
  2. Step 2: Convert to fraction form
    5,843.80/8,064.39 = 3,604.78/x
  3. Step 3: Cross multiply
    5,843.80x = 8,064.39 × 3,604.78
  4. Step 4: Simplify right side
    5,843.80x = 29,070,351.78
  5. Step 5: Solve for x
    x = 29,070,351.78/5,843.80
  6. Step 6: Final answer
    x = 4,974.56

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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.