Home / 6,268.86-9,399.24-3,147.12

Finding the Fourth Proportional to 6,268.86, 9,399.24 and 3,147.12

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Solution

The fourth proportional to 6,268.86, 9,399.24 and 3,147.12 is: 4,718.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.86 : 9,399.24 = 3,147.12 : x
  2. Step 2: Convert to fraction form
    6,268.86/9,399.24 = 3,147.12/x
  3. Step 3: Cross multiply
    6,268.86x = 9,399.24 × 3,147.12
  4. Step 4: Simplify right side
    6,268.86x = 29,580,536.19
  5. Step 5: Solve for x
    x = 29,580,536.19/6,268.86
  6. Step 6: Final answer
    x = 4,718.65

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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.