Home / 5,083.46-7,014.83-2,845.31

Finding the Fourth Proportional to 5,083.46, 7,014.83 and 2,845.31

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Solution

The fourth proportional to 5,083.46, 7,014.83 and 2,845.31 is: 3,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.46 : 7,014.83 = 2,845.31 : x
  2. Step 2: Convert to fraction form
    5,083.46/7,014.83 = 2,845.31/x
  3. Step 3: Cross multiply
    5,083.46x = 7,014.83 × 2,845.31
  4. Step 4: Simplify right side
    5,083.46x = 19,959,365.95
  5. Step 5: Solve for x
    x = 19,959,365.95/5,083.46
  6. Step 6: Final answer
    x = 3,926.33

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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.