Home / 3,450.37-4,761.12-1,957.90

Finding the Fourth Proportional to 3,450.37, 4,761.12 and 1,957.90

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Solution

The fourth proportional to 3,450.37, 4,761.12 and 1,957.90 is: 2,701.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.37 : 4,761.12 = 1,957.90 : x
  2. Step 2: Convert to fraction form
    3,450.37/4,761.12 = 1,957.90/x
  3. Step 3: Cross multiply
    3,450.37x = 4,761.12 × 1,957.90
  4. Step 4: Simplify right side
    3,450.37x = 9,321,796.85
  5. Step 5: Solve for x
    x = 9,321,796.85/3,450.37
  6. Step 6: Final answer
    x = 2,701.68

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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.