Home / 5,710.80-8,563.93-2,198.86

Finding the Fourth Proportional to 5,710.80, 8,563.93 and 2,198.86

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Solution

The fourth proportional to 5,710.80, 8,563.93 and 2,198.86 is: 3,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710.80 : 8,563.93 = 2,198.86 : x
  2. Step 2: Convert to fraction form
    5,710.80/8,563.93 = 2,198.86/x
  3. Step 3: Cross multiply
    5,710.80x = 8,563.93 × 2,198.86
  4. Step 4: Simplify right side
    5,710.80x = 18,830,910.57
  5. Step 5: Solve for x
    x = 18,830,910.57/5,710.80
  6. Step 6: Final answer
    x = 3,297.42

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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.