Home / 3,751.17-5,176.59-2,072.69

Finding the Fourth Proportional to 3,751.17, 5,176.59 and 2,072.69

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Solution

The fourth proportional to 3,751.17, 5,176.59 and 2,072.69 is: 2,860.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.17 : 5,176.59 = 2,072.69 : x
  2. Step 2: Convert to fraction form
    3,751.17/5,176.59 = 2,072.69/x
  3. Step 3: Cross multiply
    3,751.17x = 5,176.59 × 2,072.69
  4. Step 4: Simplify right side
    3,751.17x = 10,729,440.44
  5. Step 5: Solve for x
    x = 10,729,440.44/3,751.17
  6. Step 6: Final answer
    x = 2,860.29

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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.