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Finding the Fourth Proportional to 6,383.53, 8,806.65 and 4,611.25

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Solution

The fourth proportional to 6,383.53, 8,806.65 and 4,611.25 is: 6,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383.53 : 8,806.65 = 4,611.25 : x
  2. Step 2: Convert to fraction form
    6,383.53/8,806.65 = 4,611.25/x
  3. Step 3: Cross multiply
    6,383.53x = 8,806.65 × 4,611.25
  4. Step 4: Simplify right side
    6,383.53x = 40,609,620.78
  5. Step 5: Solve for x
    x = 40,609,620.78/6,383.53
  6. Step 6: Final answer
    x = 6,361.63

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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.