Home / 4,171.37-5,752.62-2,680.56

Finding the Fourth Proportional to 4,171.37, 5,752.62 and 2,680.56

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Solution

The fourth proportional to 4,171.37, 5,752.62 and 2,680.56 is: 3,696.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.37 : 5,752.62 = 2,680.56 : x
  2. Step 2: Convert to fraction form
    4,171.37/5,752.62 = 2,680.56/x
  3. Step 3: Cross multiply
    4,171.37x = 5,752.62 × 2,680.56
  4. Step 4: Simplify right side
    4,171.37x = 15,420,243.07
  5. Step 5: Solve for x
    x = 15,420,243.07/4,171.37
  6. Step 6: Final answer
    x = 3,696.69

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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.