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Finding the Fourth Proportional to 6,534.36, 9,755.28 and 5,550.48

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Solution

The fourth proportional to 6,534.36, 9,755.28 and 5,550.48 is: 8,286.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,534.36 : 9,755.28 = 5,550.48 : x
  2. Step 2: Convert to fraction form
    6,534.36/9,755.28 = 5,550.48/x
  3. Step 3: Cross multiply
    6,534.36x = 9,755.28 × 5,550.48
  4. Step 4: Simplify right side
    6,534.36x = 54,146,486.53
  5. Step 5: Solve for x
    x = 54,146,486.53/6,534.36
  6. Step 6: Final answer
    x = 8,286.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.