Home / 2,589.14-3,873.85-1,571.06

Finding the Fourth Proportional to 2,589.14, 3,873.85 and 1,571.06

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Solution

The fourth proportional to 2,589.14, 3,873.85 and 1,571.06 is: 2,350.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.14 : 3,873.85 = 1,571.06 : x
  2. Step 2: Convert to fraction form
    2,589.14/3,873.85 = 1,571.06/x
  3. Step 3: Cross multiply
    2,589.14x = 3,873.85 × 1,571.06
  4. Step 4: Simplify right side
    2,589.14x = 6,086,056.54
  5. Step 5: Solve for x
    x = 6,086,056.54/2,589.14
  6. Step 6: Final answer
    x = 2,350.61

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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.