Home / 8,468.24-12,704.93-2,845.26

Finding the Fourth Proportional to 8,468.24, 12,704.93 and 2,845.26

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Solution

The fourth proportional to 8,468.24, 12,704.93 and 2,845.26 is: 4,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468.24 : 12,704.93 = 2,845.26 : x
  2. Step 2: Convert to fraction form
    8,468.24/12,704.93 = 2,845.26/x
  3. Step 3: Cross multiply
    8,468.24x = 12,704.93 × 2,845.26
  4. Step 4: Simplify right side
    8,468.24x = 36,148,817.57
  5. Step 5: Solve for x
    x = 36,148,817.57/8,468.24
  6. Step 6: Final answer
    x = 4,268.75

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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.