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Finding the Fourth Proportional to 6,361.49, 8,776.82 and 3,844.35

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Solution

The fourth proportional to 6,361.49, 8,776.82 and 3,844.35 is: 5,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361.49 : 8,776.82 = 3,844.35 : x
  2. Step 2: Convert to fraction form
    6,361.49/8,776.82 = 3,844.35/x
  3. Step 3: Cross multiply
    6,361.49x = 8,776.82 × 3,844.35
  4. Step 4: Simplify right side
    6,361.49x = 33,741,177.58
  5. Step 5: Solve for x
    x = 33,741,177.58/6,361.49
  6. Step 6: Final answer
    x = 5,303.97

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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.