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Finding the Fourth Proportional to 6,410.16, 8,844.05 and 3,755.70

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Solution

The fourth proportional to 6,410.16, 8,844.05 and 3,755.70 is: 5,181.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.16 : 8,844.05 = 3,755.70 : x
  2. Step 2: Convert to fraction form
    6,410.16/8,844.05 = 3,755.70/x
  3. Step 3: Cross multiply
    6,410.16x = 8,844.05 × 3,755.70
  4. Step 4: Simplify right side
    6,410.16x = 33,215,607.97
  5. Step 5: Solve for x
    x = 33,215,607.97/6,410.16
  6. Step 6: Final answer
    x = 5,181.71

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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.