Home / 3,333.80-4,620.09-3,286.82

Finding the Fourth Proportional to 3,333.80, 4,620.09 and 3,286.82

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Solution

The fourth proportional to 3,333.80, 4,620.09 and 3,286.82 is: 4,554.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.80 : 4,620.09 = 3,286.82 : x
  2. Step 2: Convert to fraction form
    3,333.80/4,620.09 = 3,286.82/x
  3. Step 3: Cross multiply
    3,333.80x = 4,620.09 × 3,286.82
  4. Step 4: Simplify right side
    3,333.80x = 15,185,404.21
  5. Step 5: Solve for x
    x = 15,185,404.21/3,333.80
  6. Step 6: Final answer
    x = 4,554.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.