Home / 8,268.30-12,403.26-3,003.75

Finding the Fourth Proportional to 8,268.30, 12,403.26 and 3,003.75

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Solution

The fourth proportional to 8,268.30, 12,403.26 and 3,003.75 is: 4,505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.30 : 12,403.26 = 3,003.75 : x
  2. Step 2: Convert to fraction form
    8,268.30/12,403.26 = 3,003.75/x
  3. Step 3: Cross multiply
    8,268.30x = 12,403.26 × 3,003.75
  4. Step 4: Simplify right side
    8,268.30x = 37,256,292.23
  5. Step 5: Solve for x
    x = 37,256,292.23/8,268.30
  6. Step 6: Final answer
    x = 4,505.92

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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.