Home / 6,676.21-9,213.86-3,843.68

Finding the Fourth Proportional to 6,676.21, 9,213.86 and 3,843.68

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Solution

The fourth proportional to 6,676.21, 9,213.86 and 3,843.68 is: 5,304.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,676.21 : 9,213.86 = 3,843.68 : x
  2. Step 2: Convert to fraction form
    6,676.21/9,213.86 = 3,843.68/x
  3. Step 3: Cross multiply
    6,676.21x = 9,213.86 × 3,843.68
  4. Step 4: Simplify right side
    6,676.21x = 35,415,110.19
  5. Step 5: Solve for x
    x = 35,415,110.19/6,676.21
  6. Step 6: Final answer
    x = 5,304.68

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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.