Home / 4,724.58-7,086.88-2,251.90

Finding the Fourth Proportional to 4,724.58, 7,086.88 and 2,251.90

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Solution

The fourth proportional to 4,724.58, 7,086.88 and 2,251.90 is: 3,377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.58 : 7,086.88 = 2,251.90 : x
  2. Step 2: Convert to fraction form
    4,724.58/7,086.88 = 2,251.90/x
  3. Step 3: Cross multiply
    4,724.58x = 7,086.88 × 2,251.90
  4. Step 4: Simplify right side
    4,724.58x = 15,958,945.07
  5. Step 5: Solve for x
    x = 15,958,945.07/4,724.58
  6. Step 6: Final answer
    x = 3,377.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.