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Finding the Fourth Proportional to 7,940.62, 10,933.08 and 6,046.18

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Solution

The fourth proportional to 7,940.62, 10,933.08 and 6,046.18 is: 8,324.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940.62 : 10,933.08 = 6,046.18 : x
  2. Step 2: Convert to fraction form
    7,940.62/10,933.08 = 6,046.18/x
  3. Step 3: Cross multiply
    7,940.62x = 10,933.08 × 6,046.18
  4. Step 4: Simplify right side
    7,940.62x = 66,103,369.63
  5. Step 5: Solve for x
    x = 66,103,369.63/7,940.62
  6. Step 6: Final answer
    x = 8,324.71

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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.