Home / 2,961.94-4,087.98-2,252.65

Finding the Fourth Proportional to 2,961.94, 4,087.98 and 2,252.65

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Solution

The fourth proportional to 2,961.94, 4,087.98 and 2,252.65 is: 3,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.94 : 4,087.98 = 2,252.65 : x
  2. Step 2: Convert to fraction form
    2,961.94/4,087.98 = 2,252.65/x
  3. Step 3: Cross multiply
    2,961.94x = 4,087.98 × 2,252.65
  4. Step 4: Simplify right side
    2,961.94x = 9,208,783.01
  5. Step 5: Solve for x
    x = 9,208,783.01/2,961.94
  6. Step 6: Final answer
    x = 3,109.04

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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.