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Finding the Fourth Proportional to 7,333.94, 10,998.11 and 3,173.61

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Solution

The fourth proportional to 7,333.94, 10,998.11 and 3,173.61 is: 4,759.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.94 : 10,998.11 = 3,173.61 : x
  2. Step 2: Convert to fraction form
    7,333.94/10,998.11 = 3,173.61/x
  3. Step 3: Cross multiply
    7,333.94x = 10,998.11 × 3,173.61
  4. Step 4: Simplify right side
    7,333.94x = 34,903,761.05
  5. Step 5: Solve for x
    x = 34,903,761.05/7,333.94
  6. Step 6: Final answer
    x = 4,759.21

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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.