Home / 6,201.23-8,555.56-3,512.09

Finding the Fourth Proportional to 6,201.23, 8,555.56 and 3,512.09

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Solution

The fourth proportional to 6,201.23, 8,555.56 and 3,512.09 is: 4,845.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201.23 : 8,555.56 = 3,512.09 : x
  2. Step 2: Convert to fraction form
    6,201.23/8,555.56 = 3,512.09/x
  3. Step 3: Cross multiply
    6,201.23x = 8,555.56 × 3,512.09
  4. Step 4: Simplify right side
    6,201.23x = 30,047,909.33
  5. Step 5: Solve for x
    x = 30,047,909.33/6,201.23
  6. Step 6: Final answer
    x = 4,845.48

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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.