Home / 3,814.78-5,717.55-1,732.68

Finding the Fourth Proportional to 3,814.78, 5,717.55 and 1,732.68

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Solution

The fourth proportional to 3,814.78, 5,717.55 and 1,732.68 is: 2,596.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.78 : 5,717.55 = 1,732.68 : x
  2. Step 2: Convert to fraction form
    3,814.78/5,717.55 = 1,732.68/x
  3. Step 3: Cross multiply
    3,814.78x = 5,717.55 × 1,732.68
  4. Step 4: Simplify right side
    3,814.78x = 9,906,684.53
  5. Step 5: Solve for x
    x = 9,906,684.53/3,814.78
  6. Step 6: Final answer
    x = 2,596.92

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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.