Home / 2,261.82-3,399.53-1,874.37

Finding the Fourth Proportional to 2,261.82, 3,399.53 and 1,874.37

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Solution

The fourth proportional to 2,261.82, 3,399.53 and 1,874.37 is: 2,817.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.82 : 3,399.53 = 1,874.37 : x
  2. Step 2: Convert to fraction form
    2,261.82/3,399.53 = 1,874.37/x
  3. Step 3: Cross multiply
    2,261.82x = 3,399.53 × 1,874.37
  4. Step 4: Simplify right side
    2,261.82x = 6,371,967.67
  5. Step 5: Solve for x
    x = 6,371,967.67/2,261.82
  6. Step 6: Final answer
    x = 2,817.19

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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.