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Finding the Fourth Proportional to 6,799.46, 10,200.18 and 6,425.98

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Solution

The fourth proportional to 6,799.46, 10,200.18 and 6,425.98 is: 9,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799.46 : 10,200.18 = 6,425.98 : x
  2. Step 2: Convert to fraction form
    6,799.46/10,200.18 = 6,425.98/x
  3. Step 3: Cross multiply
    6,799.46x = 10,200.18 × 6,425.98
  4. Step 4: Simplify right side
    6,799.46x = 65,546,152.68
  5. Step 5: Solve for x
    x = 65,546,152.68/6,799.46
  6. Step 6: Final answer
    x = 9,639.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.