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Finding the Fourth Proportional to 6,997.09, 10,495.62 and 4,799.15

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Solution

The fourth proportional to 6,997.09, 10,495.62 and 4,799.15 is: 7,198.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997.09 : 10,495.62 = 4,799.15 : x
  2. Step 2: Convert to fraction form
    6,997.09/10,495.62 = 4,799.15/x
  3. Step 3: Cross multiply
    6,997.09x = 10,495.62 × 4,799.15
  4. Step 4: Simplify right side
    6,997.09x = 50,370,054.72
  5. Step 5: Solve for x
    x = 50,370,054.72/6,997.09
  6. Step 6: Final answer
    x = 7,198.71

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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.