Home / 9,257.94-12,786.89-6,268.59

Finding the Fourth Proportional to 9,257.94, 12,786.89 and 6,268.59

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Solution

The fourth proportional to 9,257.94, 12,786.89 and 6,268.59 is: 8,658.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,257.94 : 12,786.89 = 6,268.59 : x
  2. Step 2: Convert to fraction form
    9,257.94/12,786.89 = 6,268.59/x
  3. Step 3: Cross multiply
    9,257.94x = 12,786.89 × 6,268.59
  4. Step 4: Simplify right side
    9,257.94x = 80,155,739.44
  5. Step 5: Solve for x
    x = 80,155,739.44/9,257.94
  6. Step 6: Final answer
    x = 8,658.05

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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.