Home / 3,751.61-5,177.25-2,072.97

Finding the Fourth Proportional to 3,751.61, 5,177.25 and 2,072.97

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Solution

The fourth proportional to 3,751.61, 5,177.25 and 2,072.97 is: 2,860.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.61 : 5,177.25 = 2,072.97 : x
  2. Step 2: Convert to fraction form
    3,751.61/5,177.25 = 2,072.97/x
  3. Step 3: Cross multiply
    3,751.61x = 5,177.25 × 2,072.97
  4. Step 4: Simplify right side
    3,751.61x = 10,732,283.93
  5. Step 5: Solve for x
    x = 10,732,283.93/3,751.61
  6. Step 6: Final answer
    x = 2,860.72

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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.