Home / 8,476.07-12,704.26-3,207.73

Finding the Fourth Proportional to 8,476.07, 12,704.26 and 3,207.73

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Solution

The fourth proportional to 8,476.07, 12,704.26 and 3,207.73 is: 4,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.07 : 12,704.26 = 3,207.73 : x
  2. Step 2: Convert to fraction form
    8,476.07/12,704.26 = 3,207.73/x
  3. Step 3: Cross multiply
    8,476.07x = 12,704.26 × 3,207.73
  4. Step 4: Simplify right side
    8,476.07x = 40,751,835.93
  5. Step 5: Solve for x
    x = 40,751,835.93/8,476.07
  6. Step 6: Final answer
    x = 4,807.87

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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.