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Finding the Fourth Proportional to 7,754.62, 11,625.42 and 3,597.60

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Solution

The fourth proportional to 7,754.62, 11,625.42 and 3,597.60 is: 5,393.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.62 : 11,625.42 = 3,597.60 : x
  2. Step 2: Convert to fraction form
    7,754.62/11,625.42 = 3,597.60/x
  3. Step 3: Cross multiply
    7,754.62x = 11,625.42 × 3,597.60
  4. Step 4: Simplify right side
    7,754.62x = 41,823,610.99
  5. Step 5: Solve for x
    x = 41,823,610.99/7,754.62
  6. Step 6: Final answer
    x = 5,393.38

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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.