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Finding the Fourth Proportional to 6,251.54, 8,625.72 and 3,733.20

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Solution

The fourth proportional to 6,251.54, 8,625.72 and 3,733.20 is: 5,150.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.54 : 8,625.72 = 3,733.20 : x
  2. Step 2: Convert to fraction form
    6,251.54/8,625.72 = 3,733.20/x
  3. Step 3: Cross multiply
    6,251.54x = 8,625.72 × 3,733.20
  4. Step 4: Simplify right side
    6,251.54x = 32,201,537.90
  5. Step 5: Solve for x
    x = 32,201,537.90/6,251.54
  6. Step 6: Final answer
    x = 5,150.98

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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.