Home / 5,558.66-8,344.56-2,274.20

Finding the Fourth Proportional to 5,558.66, 8,344.56 and 2,274.20

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Solution

The fourth proportional to 5,558.66, 8,344.56 and 2,274.20 is: 3,413.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.66 : 8,344.56 = 2,274.20 : x
  2. Step 2: Convert to fraction form
    5,558.66/8,344.56 = 2,274.20/x
  3. Step 3: Cross multiply
    5,558.66x = 8,344.56 × 2,274.20
  4. Step 4: Simplify right side
    5,558.66x = 18,977,198.35
  5. Step 5: Solve for x
    x = 18,977,198.35/5,558.66
  6. Step 6: Final answer
    x = 3,413.99

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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.