Home / 8,268.11-11,409.36-4,682.75

Finding the Fourth Proportional to 8,268.11, 11,409.36 and 4,682.75

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Solution

The fourth proportional to 8,268.11, 11,409.36 and 4,682.75 is: 6,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.11 : 11,409.36 = 4,682.75 : x
  2. Step 2: Convert to fraction form
    8,268.11/11,409.36 = 4,682.75/x
  3. Step 3: Cross multiply
    8,268.11x = 11,409.36 × 4,682.75
  4. Step 4: Simplify right side
    8,268.11x = 53,427,105.93
  5. Step 5: Solve for x
    x = 53,427,105.93/8,268.11
  6. Step 6: Final answer
    x = 6,461.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.