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Finding the Fourth Proportional to 6,230.95, 8,597.19 and 3,711.44

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Solution

The fourth proportional to 6,230.95, 8,597.19 and 3,711.44 is: 5,120.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,230.95 : 8,597.19 = 3,711.44 : x
  2. Step 2: Convert to fraction form
    6,230.95/8,597.19 = 3,711.44/x
  3. Step 3: Cross multiply
    6,230.95x = 8,597.19 × 3,711.44
  4. Step 4: Simplify right side
    6,230.95x = 31,907,954.85
  5. Step 5: Solve for x
    x = 31,907,954.85/6,230.95
  6. Step 6: Final answer
    x = 5,120.88

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Half scale
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Double scale
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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.