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Finding the Fourth Proportional to 5,717.92, 8,571.10 and 2,752.01

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Solution

The fourth proportional to 5,717.92, 8,571.10 and 2,752.01 is: 4,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.92 : 8,571.10 = 2,752.01 : x
  2. Step 2: Convert to fraction form
    5,717.92/8,571.10 = 2,752.01/x
  3. Step 3: Cross multiply
    5,717.92x = 8,571.10 × 2,752.01
  4. Step 4: Simplify right side
    5,717.92x = 23,587,752.91
  5. Step 5: Solve for x
    x = 23,587,752.91/5,717.92
  6. Step 6: Final answer
    x = 4,125.23

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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.