Home / 5,433.85-8,147.71-1,735.21

Finding the Fourth Proportional to 5,433.85, 8,147.71 and 1,735.21

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Solution

The fourth proportional to 5,433.85, 8,147.71 and 1,735.21 is: 2,601.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.85 : 8,147.71 = 1,735.21 : x
  2. Step 2: Convert to fraction form
    5,433.85/8,147.71 = 1,735.21/x
  3. Step 3: Cross multiply
    5,433.85x = 8,147.71 × 1,735.21
  4. Step 4: Simplify right side
    5,433.85x = 14,137,942.79
  5. Step 5: Solve for x
    x = 14,137,942.79/5,433.85
  6. Step 6: Final answer
    x = 2,601.83

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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.