Home / 3,968.33-5,475.26-2,551.37

Finding the Fourth Proportional to 3,968.33, 5,475.26 and 2,551.37

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Solution

The fourth proportional to 3,968.33, 5,475.26 and 2,551.37 is: 3,520.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.33 : 5,475.26 = 2,551.37 : x
  2. Step 2: Convert to fraction form
    3,968.33/5,475.26 = 2,551.37/x
  3. Step 3: Cross multiply
    3,968.33x = 5,475.26 × 2,551.37
  4. Step 4: Simplify right side
    3,968.33x = 13,969,393.11
  5. Step 5: Solve for x
    x = 13,969,393.11/3,968.33
  6. Step 6: Final answer
    x = 3,520.22

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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.