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Finding the Fourth Proportional to 6,634.22, 9,943.12 and 3,348.25

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Solution

The fourth proportional to 6,634.22, 9,943.12 and 3,348.25 is: 5,018.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.22 : 9,943.12 = 3,348.25 : x
  2. Step 2: Convert to fraction form
    6,634.22/9,943.12 = 3,348.25/x
  3. Step 3: Cross multiply
    6,634.22x = 9,943.12 × 3,348.25
  4. Step 4: Simplify right side
    6,634.22x = 33,292,051.54
  5. Step 5: Solve for x
    x = 33,292,051.54/6,634.22
  6. Step 6: Final answer
    x = 5,018.24

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1.5x scale

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.