Home / 2,983.57-4,118.66-2,610.97

Finding the Fourth Proportional to 2,983.57, 4,118.66 and 2,610.97

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Solution

The fourth proportional to 2,983.57, 4,118.66 and 2,610.97 is: 3,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.57 : 4,118.66 = 2,610.97 : x
  2. Step 2: Convert to fraction form
    2,983.57/4,118.66 = 2,610.97/x
  3. Step 3: Cross multiply
    2,983.57x = 4,118.66 × 2,610.97
  4. Step 4: Simplify right side
    2,983.57x = 10,753,697.70
  5. Step 5: Solve for x
    x = 10,753,697.70/2,983.57
  6. Step 6: Final answer
    x = 3,604.31

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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.