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Finding the Fourth Proportional to 7,375.44, 10,179.42 and 4,393

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Solution

The fourth proportional to 7,375.44, 10,179.42 and 4,393 is: 6,063.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.44 : 10,179.42 = 4,393 : x
  2. Step 2: Convert to fraction form
    7,375.44/10,179.42 = 4,393/x
  3. Step 3: Cross multiply
    7,375.44x = 10,179.42 × 4,393
  4. Step 4: Simplify right side
    7,375.44x = 44,718,192.06
  5. Step 5: Solve for x
    x = 44,718,192.06/7,375.44
  6. Step 6: Final answer
    x = 6,063.12

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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.