Home / 3,083.73-4,255.93-1,757.42

Finding the Fourth Proportional to 3,083.73, 4,255.93 and 1,757.42

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Solution

The fourth proportional to 3,083.73, 4,255.93 and 1,757.42 is: 2,425.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.73 : 4,255.93 = 1,757.42 : x
  2. Step 2: Convert to fraction form
    3,083.73/4,255.93 = 1,757.42/x
  3. Step 3: Cross multiply
    3,083.73x = 4,255.93 × 1,757.42
  4. Step 4: Simplify right side
    3,083.73x = 7,479,456.50
  5. Step 5: Solve for x
    x = 7,479,456.50/3,083.73
  6. Step 6: Final answer
    x = 2,425.46

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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.