Home / 4,142.96-5,719.91-2,571.96

Finding the Fourth Proportional to 4,142.96, 5,719.91 and 2,571.96

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Solution

The fourth proportional to 4,142.96, 5,719.91 and 2,571.96 is: 3,550.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.96 : 5,719.91 = 2,571.96 : x
  2. Step 2: Convert to fraction form
    4,142.96/5,719.91 = 2,571.96/x
  3. Step 3: Cross multiply
    4,142.96x = 5,719.91 × 2,571.96
  4. Step 4: Simplify right side
    4,142.96x = 14,711,366.86
  5. Step 5: Solve for x
    x = 14,711,366.86/4,142.96
  6. Step 6: Final answer
    x = 3,550.94

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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.