Home / 7,713.94-11,562.17-3,268.84

Finding the Fourth Proportional to 7,713.94, 11,562.17 and 3,268.84

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Solution

The fourth proportional to 7,713.94, 11,562.17 and 3,268.84 is: 4,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713.94 : 11,562.17 = 3,268.84 : x
  2. Step 2: Convert to fraction form
    7,713.94/11,562.17 = 3,268.84/x
  3. Step 3: Cross multiply
    7,713.94x = 11,562.17 × 3,268.84
  4. Step 4: Simplify right side
    7,713.94x = 37,794,894.15
  5. Step 5: Solve for x
    x = 37,794,894.15/7,713.94
  6. Step 6: Final answer
    x = 4,899.56

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1.5x scale

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.