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Finding the Fourth Proportional to 5,083.41, 7,015.41 and 2,845.44

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Solution

The fourth proportional to 5,083.41, 7,015.41 and 2,845.44 is: 3,926.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.41 : 7,015.41 = 2,845.44 : x
  2. Step 2: Convert to fraction form
    5,083.41/7,015.41 = 2,845.44/x
  3. Step 3: Cross multiply
    5,083.41x = 7,015.41 × 2,845.44
  4. Step 4: Simplify right side
    5,083.41x = 19,961,893.70
  5. Step 5: Solve for x
    x = 19,961,893.70/5,083.41
  6. Step 6: Final answer
    x = 3,926.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.