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Finding the Fourth Proportional to 6,696.54, 10,054.62 and 6,578.43

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Solution

The fourth proportional to 6,696.54, 10,054.62 and 6,578.43 is: 9,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,696.54 : 10,054.62 = 6,578.43 : x
  2. Step 2: Convert to fraction form
    6,696.54/10,054.62 = 6,578.43/x
  3. Step 3: Cross multiply
    6,696.54x = 10,054.62 × 6,578.43
  4. Step 4: Simplify right side
    6,696.54x = 66,143,613.85
  5. Step 5: Solve for x
    x = 66,143,613.85/6,696.54
  6. Step 6: Final answer
    x = 9,877.28

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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.