Home / 3,872.57-5,799.11-3,055.28

Finding the Fourth Proportional to 3,872.57, 5,799.11 and 3,055.28

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Solution

The fourth proportional to 3,872.57, 5,799.11 and 3,055.28 is: 4,575.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,872.57 : 5,799.11 = 3,055.28 : x
  2. Step 2: Convert to fraction form
    3,872.57/5,799.11 = 3,055.28/x
  3. Step 3: Cross multiply
    3,872.57x = 5,799.11 × 3,055.28
  4. Step 4: Simplify right side
    3,872.57x = 17,717,860.53
  5. Step 5: Solve for x
    x = 17,717,860.53/3,872.57
  6. Step 6: Final answer
    x = 4,575.23

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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.