Home / 8,451.14-12,676.70-3,253.37

Finding the Fourth Proportional to 8,451.14, 12,676.70 and 3,253.37

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Solution

The fourth proportional to 8,451.14, 12,676.70 and 3,253.37 is: 4,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.14 : 12,676.70 = 3,253.37 : x
  2. Step 2: Convert to fraction form
    8,451.14/12,676.70 = 3,253.37/x
  3. Step 3: Cross multiply
    8,451.14x = 12,676.70 × 3,253.37
  4. Step 4: Simplify right side
    8,451.14x = 41,241,940.23
  5. Step 5: Solve for x
    x = 41,241,940.23/8,451.14
  6. Step 6: Final answer
    x = 4,880.05

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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.