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Finding the Fourth Proportional to 6,722.70, 10,084.05 and 5,993.70

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Solution

The fourth proportional to 6,722.70, 10,084.05 and 5,993.70 is: 8,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.70 : 10,084.05 = 5,993.70 : x
  2. Step 2: Convert to fraction form
    6,722.70/10,084.05 = 5,993.70/x
  3. Step 3: Cross multiply
    6,722.70x = 10,084.05 × 5,993.70
  4. Step 4: Simplify right side
    6,722.70x = 60,440,770.49
  5. Step 5: Solve for x
    x = 60,440,770.49/6,722.70
  6. Step 6: Final answer
    x = 8,990.55

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Half scale
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Double scale
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Similar ratio
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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.