Home / 8,582.41-12,876.06-2,739.46

Finding the Fourth Proportional to 8,582.41, 12,876.06 and 2,739.46

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Solution

The fourth proportional to 8,582.41, 12,876.06 and 2,739.46 is: 4,109.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582.41 : 12,876.06 = 2,739.46 : x
  2. Step 2: Convert to fraction form
    8,582.41/12,876.06 = 2,739.46/x
  3. Step 3: Cross multiply
    8,582.41x = 12,876.06 × 2,739.46
  4. Step 4: Simplify right side
    8,582.41x = 35,273,451.33
  5. Step 5: Solve for x
    x = 35,273,451.33/8,582.41
  6. Step 6: Final answer
    x = 4,109.97

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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.