Home / 7,676.16-11,513.83-2,481.63

Finding the Fourth Proportional to 7,676.16, 11,513.83 and 2,481.63

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Solution

The fourth proportional to 7,676.16, 11,513.83 and 2,481.63 is: 3,722.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676.16 : 11,513.83 = 2,481.63 : x
  2. Step 2: Convert to fraction form
    7,676.16/11,513.83 = 2,481.63/x
  3. Step 3: Cross multiply
    7,676.16x = 11,513.83 × 2,481.63
  4. Step 4: Simplify right side
    7,676.16x = 28,573,065.94
  5. Step 5: Solve for x
    x = 28,573,065.94/7,676.16
  6. Step 6: Final answer
    x = 3,722.31

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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.