Home / 3,571.16-5,351.34-2,645.24

Finding the Fourth Proportional to 3,571.16, 5,351.34 and 2,645.24

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Solution

The fourth proportional to 3,571.16, 5,351.34 and 2,645.24 is: 3,963.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.16 : 5,351.34 = 2,645.24 : x
  2. Step 2: Convert to fraction form
    3,571.16/5,351.34 = 2,645.24/x
  3. Step 3: Cross multiply
    3,571.16x = 5,351.34 × 2,645.24
  4. Step 4: Simplify right side
    3,571.16x = 14,155,578.62
  5. Step 5: Solve for x
    x = 14,155,578.62/3,571.16
  6. Step 6: Final answer
    x = 3,963.86

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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.