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Finding the Fourth Proportional to 6,754.60, 9,321.44 and 3,770.44

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Solution

The fourth proportional to 6,754.60, 9,321.44 and 3,770.44 is: 5,203.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.60 : 9,321.44 = 3,770.44 : x
  2. Step 2: Convert to fraction form
    6,754.60/9,321.44 = 3,770.44/x
  3. Step 3: Cross multiply
    6,754.60x = 9,321.44 × 3,770.44
  4. Step 4: Simplify right side
    6,754.60x = 35,145,930.23
  5. Step 5: Solve for x
    x = 35,145,930.23/6,754.60
  6. Step 6: Final answer
    x = 5,203.26

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1.5x scale

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.