Home / 3,216.35-4,824.47-1,268.57

Finding the Fourth Proportional to 3,216.35, 4,824.47 and 1,268.57

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Solution

The fourth proportional to 3,216.35, 4,824.47 and 1,268.57 is: 1,902.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.35 : 4,824.47 = 1,268.57 : x
  2. Step 2: Convert to fraction form
    3,216.35/4,824.47 = 1,268.57/x
  3. Step 3: Cross multiply
    3,216.35x = 4,824.47 × 1,268.57
  4. Step 4: Simplify right side
    3,216.35x = 6,120,147.44
  5. Step 5: Solve for x
    x = 6,120,147.44/3,216.35
  6. Step 6: Final answer
    x = 1,902.83

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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.