Home / 3,711.57-5,121.96-2,033.08

Finding the Fourth Proportional to 3,711.57, 5,121.96 and 2,033.08

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Solution

The fourth proportional to 3,711.57, 5,121.96 and 2,033.08 is: 2,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.57 : 5,121.96 = 2,033.08 : x
  2. Step 2: Convert to fraction form
    3,711.57/5,121.96 = 2,033.08/x
  3. Step 3: Cross multiply
    3,711.57x = 5,121.96 × 2,033.08
  4. Step 4: Simplify right side
    3,711.57x = 10,413,359.52
  5. Step 5: Solve for x
    x = 10,413,359.52/3,711.57
  6. Step 6: Final answer
    x = 2,805.65

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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.