Home / 5,515.73-8,274.74-2,229.08

Finding the Fourth Proportional to 5,515.73, 8,274.74 and 2,229.08

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Solution

The fourth proportional to 5,515.73, 8,274.74 and 2,229.08 is: 3,344.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.73 : 8,274.74 = 2,229.08 : x
  2. Step 2: Convert to fraction form
    5,515.73/8,274.74 = 2,229.08/x
  3. Step 3: Cross multiply
    5,515.73x = 8,274.74 × 2,229.08
  4. Step 4: Simplify right side
    5,515.73x = 18,445,004.92
  5. Step 5: Solve for x
    x = 18,445,004.92/5,515.73
  6. Step 6: Final answer
    x = 3,344.08

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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.