Home / 4,241.11-6,361.59-1,121.04

Finding the Fourth Proportional to 4,241.11, 6,361.59 and 1,121.04

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Solution

The fourth proportional to 4,241.11, 6,361.59 and 1,121.04 is: 1,681.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,241.11 : 6,361.59 = 1,121.04 : x
  2. Step 2: Convert to fraction form
    4,241.11/6,361.59 = 1,121.04/x
  3. Step 3: Cross multiply
    4,241.11x = 6,361.59 × 1,121.04
  4. Step 4: Simplify right side
    4,241.11x = 7,131,594.75
  5. Step 5: Solve for x
    x = 7,131,594.75/4,241.11
  6. Step 6: Final answer
    x = 1,681.54

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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.