Home / 2,010.11-3,015.18-1,086.12

Finding the Fourth Proportional to 2,010.11, 3,015.18 and 1,086.12

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Solution

The fourth proportional to 2,010.11, 3,015.18 and 1,086.12 is: 1,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.11 : 3,015.18 = 1,086.12 : x
  2. Step 2: Convert to fraction form
    2,010.11/3,015.18 = 1,086.12/x
  3. Step 3: Cross multiply
    2,010.11x = 3,015.18 × 1,086.12
  4. Step 4: Simplify right side
    2,010.11x = 3,274,847.30
  5. Step 5: Solve for x
    x = 3,274,847.30/2,010.11
  6. Step 6: Final answer
    x = 1,629.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.