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Finding the Fourth Proportional to 3,092.97, 4,611.87 and 2,749.53

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Solution

The fourth proportional to 3,092.97, 4,611.87 and 2,749.53 is: 4,099.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.97 : 4,611.87 = 2,749.53 : x
  2. Step 2: Convert to fraction form
    3,092.97/4,611.87 = 2,749.53/x
  3. Step 3: Cross multiply
    3,092.97x = 4,611.87 × 2,749.53
  4. Step 4: Simplify right side
    3,092.97x = 12,680,474.92
  5. Step 5: Solve for x
    x = 12,680,474.92/3,092.97
  6. Step 6: Final answer
    x = 4,099.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.