Home / 4,961.45-7,446.13-2,881.37

Finding the Fourth Proportional to 4,961.45, 7,446.13 and 2,881.37

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Solution

The fourth proportional to 4,961.45, 7,446.13 and 2,881.37 is: 4,324.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.45 : 7,446.13 = 2,881.37 : x
  2. Step 2: Convert to fraction form
    4,961.45/7,446.13 = 2,881.37/x
  3. Step 3: Cross multiply
    4,961.45x = 7,446.13 × 2,881.37
  4. Step 4: Simplify right side
    4,961.45x = 21,455,067.01
  5. Step 5: Solve for x
    x = 21,455,067.01/4,961.45
  6. Step 6: Final answer
    x = 4,324.35

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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.