Home / 3,065.90-4,230.36-2,003.37

Finding the Fourth Proportional to 3,065.90, 4,230.36 and 2,003.37

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Solution

The fourth proportional to 3,065.90, 4,230.36 and 2,003.37 is: 2,764.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.90 : 4,230.36 = 2,003.37 : x
  2. Step 2: Convert to fraction form
    3,065.90/4,230.36 = 2,003.37/x
  3. Step 3: Cross multiply
    3,065.90x = 4,230.36 × 2,003.37
  4. Step 4: Simplify right side
    3,065.90x = 8,474,976.31
  5. Step 5: Solve for x
    x = 8,474,976.31/3,065.90
  6. Step 6: Final answer
    x = 2,764.27

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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.