Home / 3,084.88-4,260.72-2,249.36

Finding the Fourth Proportional to 3,084.88, 4,260.72 and 2,249.36

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Solution

The fourth proportional to 3,084.88, 4,260.72 and 2,249.36 is: 3,106.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.88 : 4,260.72 = 2,249.36 : x
  2. Step 2: Convert to fraction form
    3,084.88/4,260.72 = 2,249.36/x
  3. Step 3: Cross multiply
    3,084.88x = 4,260.72 × 2,249.36
  4. Step 4: Simplify right side
    3,084.88x = 9,583,893.14
  5. Step 5: Solve for x
    x = 9,583,893.14/3,084.88
  6. Step 6: Final answer
    x = 3,106.73

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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.