Home / 3,245.26-4,868.30-1,270.64

Finding the Fourth Proportional to 3,245.26, 4,868.30 and 1,270.64

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Solution

The fourth proportional to 3,245.26, 4,868.30 and 1,270.64 is: 1,906.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.26 : 4,868.30 = 1,270.64 : x
  2. Step 2: Convert to fraction form
    3,245.26/4,868.30 = 1,270.64/x
  3. Step 3: Cross multiply
    3,245.26x = 4,868.30 × 1,270.64
  4. Step 4: Simplify right side
    3,245.26x = 6,185,830.68
  5. Step 5: Solve for x
    x = 6,185,830.68/3,245.26
  6. Step 6: Final answer
    x = 1,906.11

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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.