Home / 6,668.36-9,999.18-2,224.44

Finding the Fourth Proportional to 6,668.36, 9,999.18 and 2,224.44

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Solution

The fourth proportional to 6,668.36, 9,999.18 and 2,224.44 is: 3,335.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668.36 : 9,999.18 = 2,224.44 : x
  2. Step 2: Convert to fraction form
    6,668.36/9,999.18 = 2,224.44/x
  3. Step 3: Cross multiply
    6,668.36x = 9,999.18 × 2,224.44
  4. Step 4: Simplify right side
    6,668.36x = 22,242,575.96
  5. Step 5: Solve for x
    x = 22,242,575.96/6,668.36
  6. Step 6: Final answer
    x = 3,335.54

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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.