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Finding the Fourth Proportional to 6,958.59, 10,375.81 and 6,185.85

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Solution

The fourth proportional to 6,958.59, 10,375.81 and 6,185.85 is: 9,223.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.59 : 10,375.81 = 6,185.85 : x
  2. Step 2: Convert to fraction form
    6,958.59/10,375.81 = 6,185.85/x
  3. Step 3: Cross multiply
    6,958.59x = 10,375.81 × 6,185.85
  4. Step 4: Simplify right side
    6,958.59x = 64,183,204.29
  5. Step 5: Solve for x
    x = 64,183,204.29/6,958.59
  6. Step 6: Final answer
    x = 9,223.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.