Home / 4,242.26-6,361.07-2,855.54

Finding the Fourth Proportional to 4,242.26, 6,361.07 and 2,855.54

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Solution

The fourth proportional to 4,242.26, 6,361.07 and 2,855.54 is: 4,281.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.26 : 6,361.07 = 2,855.54 : x
  2. Step 2: Convert to fraction form
    4,242.26/6,361.07 = 2,855.54/x
  3. Step 3: Cross multiply
    4,242.26x = 6,361.07 × 2,855.54
  4. Step 4: Simplify right side
    4,242.26x = 18,164,289.83
  5. Step 5: Solve for x
    x = 18,164,289.83/4,242.26
  6. Step 6: Final answer
    x = 4,281.75

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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.