Home / 5,522.28-8,286.39-4,292.16

Finding the Fourth Proportional to 5,522.28, 8,286.39 and 4,292.16

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Solution

The fourth proportional to 5,522.28, 8,286.39 and 4,292.16 is: 6,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.28 : 8,286.39 = 4,292.16 : x
  2. Step 2: Convert to fraction form
    5,522.28/8,286.39 = 4,292.16/x
  3. Step 3: Cross multiply
    5,522.28x = 8,286.39 × 4,292.16
  4. Step 4: Simplify right side
    5,522.28x = 35,566,511.70
  5. Step 5: Solve for x
    x = 35,566,511.70/5,522.28
  6. Step 6: Final answer
    x = 6,440.55

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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.