Home / 2,919.11-4,021.53-2,033.33

Finding the Fourth Proportional to 2,919.11, 4,021.53 and 2,033.33

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Solution

The fourth proportional to 2,919.11, 4,021.53 and 2,033.33 is: 2,801.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.11 : 4,021.53 = 2,033.33 : x
  2. Step 2: Convert to fraction form
    2,919.11/4,021.53 = 2,033.33/x
  3. Step 3: Cross multiply
    2,919.11x = 4,021.53 × 2,033.33
  4. Step 4: Simplify right side
    2,919.11x = 8,177,097.59
  5. Step 5: Solve for x
    x = 8,177,097.59/2,919.11
  6. Step 6: Final answer
    x = 2,801.23

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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.