Home / 3,641.94-5,025.36-2,149.92

Finding the Fourth Proportional to 3,641.94, 5,025.36 and 2,149.92

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Solution

The fourth proportional to 3,641.94, 5,025.36 and 2,149.92 is: 2,966.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.94 : 5,025.36 = 2,149.92 : x
  2. Step 2: Convert to fraction form
    3,641.94/5,025.36 = 2,149.92/x
  3. Step 3: Cross multiply
    3,641.94x = 5,025.36 × 2,149.92
  4. Step 4: Simplify right side
    3,641.94x = 10,804,121.97
  5. Step 5: Solve for x
    x = 10,804,121.97/3,641.94
  6. Step 6: Final answer
    x = 2,966.58

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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.