Home / 5,522.43-8,283.66-1,418.43

Finding the Fourth Proportional to 5,522.43, 8,283.66 and 1,418.43

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Solution

The fourth proportional to 5,522.43, 8,283.66 and 1,418.43 is: 2,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.43 : 8,283.66 = 1,418.43 : x
  2. Step 2: Convert to fraction form
    5,522.43/8,283.66 = 1,418.43/x
  3. Step 3: Cross multiply
    5,522.43x = 8,283.66 × 1,418.43
  4. Step 4: Simplify right side
    5,522.43x = 11,749,791.85
  5. Step 5: Solve for x
    x = 11,749,791.85/5,522.43
  6. Step 6: Final answer
    x = 2,127.65

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1.5x scale

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.