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Finding the Fourth Proportional to 7,846.97, 11,770.43 and 2,003.54

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Solution

The fourth proportional to 7,846.97, 11,770.43 and 2,003.54 is: 3,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846.97 : 11,770.43 = 2,003.54 : x
  2. Step 2: Convert to fraction form
    7,846.97/11,770.43 = 2,003.54/x
  3. Step 3: Cross multiply
    7,846.97x = 11,770.43 × 2,003.54
  4. Step 4: Simplify right side
    7,846.97x = 23,582,458.45
  5. Step 5: Solve for x
    x = 23,582,458.45/7,846.97
  6. Step 6: Final answer
    x = 3,005.30

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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.