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Finding the Fourth Proportional to 6,755.49, 9,322.41 and 3,771.31

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Solution

The fourth proportional to 6,755.49, 9,322.41 and 3,771.31 is: 5,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755.49 : 9,322.41 = 3,771.31 : x
  2. Step 2: Convert to fraction form
    6,755.49/9,322.41 = 3,771.31/x
  3. Step 3: Cross multiply
    6,755.49x = 9,322.41 × 3,771.31
  4. Step 4: Simplify right side
    6,755.49x = 35,157,698.06
  5. Step 5: Solve for x
    x = 35,157,698.06/6,755.49
  6. Step 6: Final answer
    x = 5,204.32

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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.