Home / 4,138.31-5,710.73-3,023.96

Finding the Fourth Proportional to 4,138.31, 5,710.73 and 3,023.96

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Solution

The fourth proportional to 4,138.31, 5,710.73 and 3,023.96 is: 4,172.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.31 : 5,710.73 = 3,023.96 : x
  2. Step 2: Convert to fraction form
    4,138.31/5,710.73 = 3,023.96/x
  3. Step 3: Cross multiply
    4,138.31x = 5,710.73 × 3,023.96
  4. Step 4: Simplify right side
    4,138.31x = 17,269,019.09
  5. Step 5: Solve for x
    x = 17,269,019.09/4,138.31
  6. Step 6: Final answer
    x = 4,172.96

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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.