Home / 3,723.88-5,587.19-2,685.06

Finding the Fourth Proportional to 3,723.88, 5,587.19 and 2,685.06

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Solution

The fourth proportional to 3,723.88, 5,587.19 and 2,685.06 is: 4,028.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.88 : 5,587.19 = 2,685.06 : x
  2. Step 2: Convert to fraction form
    3,723.88/5,587.19 = 2,685.06/x
  3. Step 3: Cross multiply
    3,723.88x = 5,587.19 × 2,685.06
  4. Step 4: Simplify right side
    3,723.88x = 15,001,940.38
  5. Step 5: Solve for x
    x = 15,001,940.38/3,723.88
  6. Step 6: Final answer
    x = 4,028.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.