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Finding the Fourth Proportional to 6,634.42, 9,956.13 and 2,738.80

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Solution

The fourth proportional to 6,634.42, 9,956.13 and 2,738.80 is: 4,110.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.42 : 9,956.13 = 2,738.80 : x
  2. Step 2: Convert to fraction form
    6,634.42/9,956.13 = 2,738.80/x
  3. Step 3: Cross multiply
    6,634.42x = 9,956.13 × 2,738.80
  4. Step 4: Simplify right side
    6,634.42x = 27,267,848.84
  5. Step 5: Solve for x
    x = 27,267,848.84/6,634.42
  6. Step 6: Final answer
    x = 4,110.06

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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.