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Finding the Fourth Proportional to 6,346.67, 8,759.43 and 3,794.25

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Solution

The fourth proportional to 6,346.67, 8,759.43 and 3,794.25 is: 5,236.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346.67 : 8,759.43 = 3,794.25 : x
  2. Step 2: Convert to fraction form
    6,346.67/8,759.43 = 3,794.25/x
  3. Step 3: Cross multiply
    6,346.67x = 8,759.43 × 3,794.25
  4. Step 4: Simplify right side
    6,346.67x = 33,235,467.28
  5. Step 5: Solve for x
    x = 33,235,467.28/6,346.67
  6. Step 6: Final answer
    x = 5,236.68

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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.