Home / 7,794.26-11,698.03-3,117.55

Finding the Fourth Proportional to 7,794.26, 11,698.03 and 3,117.55

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Solution

The fourth proportional to 7,794.26, 11,698.03 and 3,117.55 is: 4,678.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.26 : 11,698.03 = 3,117.55 : x
  2. Step 2: Convert to fraction form
    7,794.26/11,698.03 = 3,117.55/x
  3. Step 3: Cross multiply
    7,794.26x = 11,698.03 × 3,117.55
  4. Step 4: Simplify right side
    7,794.26x = 36,469,193.43
  5. Step 5: Solve for x
    x = 36,469,193.43/7,794.26
  6. Step 6: Final answer
    x = 4,678.98

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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.