Home / 8,737.21-13,097.94-3,186.62

Finding the Fourth Proportional to 8,737.21, 13,097.94 and 3,186.62

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Solution

The fourth proportional to 8,737.21, 13,097.94 and 3,186.62 is: 4,777.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.21 : 13,097.94 = 3,186.62 : x
  2. Step 2: Convert to fraction form
    8,737.21/13,097.94 = 3,186.62/x
  3. Step 3: Cross multiply
    8,737.21x = 13,097.94 × 3,186.62
  4. Step 4: Simplify right side
    8,737.21x = 41,738,157.56
  5. Step 5: Solve for x
    x = 41,738,157.56/8,737.21
  6. Step 6: Final answer
    x = 4,777.06

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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.