Home / 9,995.67-13,794.44-6,221.07

Finding the Fourth Proportional to 9,995.67, 13,794.44 and 6,221.07

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Solution

The fourth proportional to 9,995.67, 13,794.44 and 6,221.07 is: 8,585.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.67 : 13,794.44 = 6,221.07 : x
  2. Step 2: Convert to fraction form
    9,995.67/13,794.44 = 6,221.07/x
  3. Step 3: Cross multiply
    9,995.67x = 13,794.44 × 6,221.07
  4. Step 4: Simplify right side
    9,995.67x = 85,816,145.75
  5. Step 5: Solve for x
    x = 85,816,145.75/9,995.67
  6. Step 6: Final answer
    x = 8,585.33

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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.