Home / 5,494.10-8,243.86-2,571.90

Finding the Fourth Proportional to 5,494.10, 8,243.86 and 2,571.90

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Solution

The fourth proportional to 5,494.10, 8,243.86 and 2,571.90 is: 3,859.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.10 : 8,243.86 = 2,571.90 : x
  2. Step 2: Convert to fraction form
    5,494.10/8,243.86 = 2,571.90/x
  3. Step 3: Cross multiply
    5,494.10x = 8,243.86 × 2,571.90
  4. Step 4: Simplify right side
    5,494.10x = 21,202,383.53
  5. Step 5: Solve for x
    x = 21,202,383.53/5,494.10
  6. Step 6: Final answer
    x = 3,859.12

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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.