Home / 8,583.04-12,874.42-2,739.61

Finding the Fourth Proportional to 8,583.04, 12,874.42 and 2,739.61

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Solution

The fourth proportional to 8,583.04, 12,874.42 and 2,739.61 is: 4,109.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.04 : 12,874.42 = 2,739.61 : x
  2. Step 2: Convert to fraction form
    8,583.04/12,874.42 = 2,739.61/x
  3. Step 3: Cross multiply
    8,583.04x = 12,874.42 × 2,739.61
  4. Step 4: Simplify right side
    8,583.04x = 35,270,889.78
  5. Step 5: Solve for x
    x = 35,270,889.78/8,583.04
  6. Step 6: Final answer
    x = 4,109.37

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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.