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Finding the Fourth Proportional to 5,610.22, 7,742.11 and 3,253.73

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Solution

The fourth proportional to 5,610.22, 7,742.11 and 3,253.73 is: 4,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.22 : 7,742.11 = 3,253.73 : x
  2. Step 2: Convert to fraction form
    5,610.22/7,742.11 = 3,253.73/x
  3. Step 3: Cross multiply
    5,610.22x = 7,742.11 × 3,253.73
  4. Step 4: Simplify right side
    5,610.22x = 25,190,735.57
  5. Step 5: Solve for x
    x = 25,190,735.57/5,610.22
  6. Step 6: Final answer
    x = 4,490.15

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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.