Home / 3,083.67-4,251.87-2,917.46

Finding the Fourth Proportional to 3,083.67, 4,251.87 and 2,917.46

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Solution

The fourth proportional to 3,083.67, 4,251.87 and 2,917.46 is: 4,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.67 : 4,251.87 = 2,917.46 : x
  2. Step 2: Convert to fraction form
    3,083.67/4,251.87 = 2,917.46/x
  3. Step 3: Cross multiply
    3,083.67x = 4,251.87 × 2,917.46
  4. Step 4: Simplify right side
    3,083.67x = 12,404,671.28
  5. Step 5: Solve for x
    x = 12,404,671.28/3,083.67
  6. Step 6: Final answer
    x = 4,022.70

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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.