Home / 3,899.70-5,851.25-2,050.38

Finding the Fourth Proportional to 3,899.70, 5,851.25 and 2,050.38

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Solution

The fourth proportional to 3,899.70, 5,851.25 and 2,050.38 is: 3,076.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.70 : 5,851.25 = 2,050.38 : x
  2. Step 2: Convert to fraction form
    3,899.70/5,851.25 = 2,050.38/x
  3. Step 3: Cross multiply
    3,899.70x = 5,851.25 × 2,050.38
  4. Step 4: Simplify right side
    3,899.70x = 11,997,285.98
  5. Step 5: Solve for x
    x = 11,997,285.98/3,899.70
  6. Step 6: Final answer
    x = 3,076.46

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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.