Home / 8,676.27-11,973.47-5,137.44

Finding the Fourth Proportional to 8,676.27, 11,973.47 and 5,137.44

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Solution

The fourth proportional to 8,676.27, 11,973.47 and 5,137.44 is: 7,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.27 : 11,973.47 = 5,137.44 : x
  2. Step 2: Convert to fraction form
    8,676.27/11,973.47 = 5,137.44/x
  3. Step 3: Cross multiply
    8,676.27x = 11,973.47 × 5,137.44
  4. Step 4: Simplify right side
    8,676.27x = 61,512,958.03
  5. Step 5: Solve for x
    x = 61,512,958.03/8,676.27
  6. Step 6: Final answer
    x = 7,089.79

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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.