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Finding the Fourth Proportional to 2,361.82, 3,542.73 and 2,219.26

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Solution

The fourth proportional to 2,361.82, 3,542.73 and 2,219.26 is: 3,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.82 : 3,542.73 = 2,219.26 : x
  2. Step 2: Convert to fraction form
    2,361.82/3,542.73 = 2,219.26/x
  3. Step 3: Cross multiply
    2,361.82x = 3,542.73 × 2,219.26
  4. Step 4: Simplify right side
    2,361.82x = 7,862,238.98
  5. Step 5: Solve for x
    x = 7,862,238.98/2,361.82
  6. Step 6: Final answer
    x = 3,328.89

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1.5x scale

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.