Home / 5,255.88-7,250.40-3,265.68

Finding the Fourth Proportional to 5,255.88, 7,250.40 and 3,265.68

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Solution

The fourth proportional to 5,255.88, 7,250.40 and 3,265.68 is: 4,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.88 : 7,250.40 = 3,265.68 : x
  2. Step 2: Convert to fraction form
    5,255.88/7,250.40 = 3,265.68/x
  3. Step 3: Cross multiply
    5,255.88x = 7,250.40 × 3,265.68
  4. Step 4: Simplify right side
    5,255.88x = 23,677,486.27
  5. Step 5: Solve for x
    x = 23,677,486.27/5,255.88
  6. Step 6: Final answer
    x = 4,504.95

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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.