Home / 5,265.36-7,266.24-3,170.88

Finding the Fourth Proportional to 5,265.36, 7,266.24 and 3,170.88

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Solution

The fourth proportional to 5,265.36, 7,266.24 and 3,170.88 is: 4,375.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.36 : 7,266.24 = 3,170.88 : x
  2. Step 2: Convert to fraction form
    5,265.36/7,266.24 = 3,170.88/x
  3. Step 3: Cross multiply
    5,265.36x = 7,266.24 × 3,170.88
  4. Step 4: Simplify right side
    5,265.36x = 23,040,375.09
  5. Step 5: Solve for x
    x = 23,040,375.09/5,265.36
  6. Step 6: Final answer
    x = 4,375.84

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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.