Home / 3,847.38-5,772.82-1,898.52

Finding the Fourth Proportional to 3,847.38, 5,772.82 and 1,898.52

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Solution

The fourth proportional to 3,847.38, 5,772.82 and 1,898.52 is: 2,848.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.38 : 5,772.82 = 1,898.52 : x
  2. Step 2: Convert to fraction form
    3,847.38/5,772.82 = 1,898.52/x
  3. Step 3: Cross multiply
    3,847.38x = 5,772.82 × 1,898.52
  4. Step 4: Simplify right side
    3,847.38x = 10,959,814.23
  5. Step 5: Solve for x
    x = 10,959,814.23/3,847.38
  6. Step 6: Final answer
    x = 2,848.64

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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.