Home / 6,781.73-10,174.05-2,037.65

Finding the Fourth Proportional to 6,781.73, 10,174.05 and 2,037.65

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Solution

The fourth proportional to 6,781.73, 10,174.05 and 2,037.65 is: 3,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.73 : 10,174.05 = 2,037.65 : x
  2. Step 2: Convert to fraction form
    6,781.73/10,174.05 = 2,037.65/x
  3. Step 3: Cross multiply
    6,781.73x = 10,174.05 × 2,037.65
  4. Step 4: Simplify right side
    6,781.73x = 20,731,102.11
  5. Step 5: Solve for x
    x = 20,731,102.11/6,781.73
  6. Step 6: Final answer
    x = 3,056.91

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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.