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Finding the Fourth Proportional to 11,737.98, 17,611.02 and 7,350.21

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Solution

The fourth proportional to 11,737.98, 17,611.02 and 7,350.21 is: 11,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,737.98 : 17,611.02 = 7,350.21 : x
  2. Step 2: Convert to fraction form
    11,737.98/17,611.02 = 7,350.21/x
  3. Step 3: Cross multiply
    11,737.98x = 17,611.02 × 7,350.21
  4. Step 4: Simplify right side
    11,737.98x = 129,444,695.31
  5. Step 5: Solve for x
    x = 129,444,695.31/11,737.98
  6. Step 6: Final answer
    x = 11,027.85

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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.