Home / 7,134.59-10,704.96-2,755.13

Finding the Fourth Proportional to 7,134.59, 10,704.96 and 2,755.13

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Solution

The fourth proportional to 7,134.59, 10,704.96 and 2,755.13 is: 4,133.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.59 : 10,704.96 = 2,755.13 : x
  2. Step 2: Convert to fraction form
    7,134.59/10,704.96 = 2,755.13/x
  3. Step 3: Cross multiply
    7,134.59x = 10,704.96 × 2,755.13
  4. Step 4: Simplify right side
    7,134.59x = 29,493,502.92
  5. Step 5: Solve for x
    x = 29,493,502.92/7,134.59
  6. Step 6: Final answer
    x = 4,133.88

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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.