Home / 2,009.11-3,015.46-1,682.09

Finding the Fourth Proportional to 2,009.11, 3,015.46 and 1,682.09

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Solution

The fourth proportional to 2,009.11, 3,015.46 and 1,682.09 is: 2,524.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.11 : 3,015.46 = 1,682.09 : x
  2. Step 2: Convert to fraction form
    2,009.11/3,015.46 = 1,682.09/x
  3. Step 3: Cross multiply
    2,009.11x = 3,015.46 × 1,682.09
  4. Step 4: Simplify right side
    2,009.11x = 5,072,275.11
  5. Step 5: Solve for x
    x = 5,072,275.11/2,009.11
  6. Step 6: Final answer
    x = 2,524.64

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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.