Home / 5,110.44-7,052.64-2,872.44

Finding the Fourth Proportional to 5,110.44, 7,052.64 and 2,872.44

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Solution

The fourth proportional to 5,110.44, 7,052.64 and 2,872.44 is: 3,964.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.44 : 7,052.64 = 2,872.44 : x
  2. Step 2: Convert to fraction form
    5,110.44/7,052.64 = 2,872.44/x
  3. Step 3: Cross multiply
    5,110.44x = 7,052.64 × 2,872.44
  4. Step 4: Simplify right side
    5,110.44x = 20,258,285.24
  5. Step 5: Solve for x
    x = 20,258,285.24/5,110.44
  6. Step 6: Final answer
    x = 3,964.10

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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.