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Finding the Fourth Proportional to 6,252.90, 8,629.75 and 3,600.25

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Solution

The fourth proportional to 6,252.90, 8,629.75 and 3,600.25 is: 4,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,252.90 : 8,629.75 = 3,600.25 : x
  2. Step 2: Convert to fraction form
    6,252.90/8,629.75 = 3,600.25/x
  3. Step 3: Cross multiply
    6,252.90x = 8,629.75 × 3,600.25
  4. Step 4: Simplify right side
    6,252.90x = 31,069,257.44
  5. Step 5: Solve for x
    x = 31,069,257.44/6,252.90
  6. Step 6: Final answer
    x = 4,968.78

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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.