Home / 5,522.20-8,276.10-2,232.60

Finding the Fourth Proportional to 5,522.20, 8,276.10 and 2,232.60

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Solution

The fourth proportional to 5,522.20, 8,276.10 and 2,232.60 is: 3,345.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.20 : 8,276.10 = 2,232.60 : x
  2. Step 2: Convert to fraction form
    5,522.20/8,276.10 = 2,232.60/x
  3. Step 3: Cross multiply
    5,522.20x = 8,276.10 × 2,232.60
  4. Step 4: Simplify right side
    5,522.20x = 18,477,220.86
  5. Step 5: Solve for x
    x = 18,477,220.86/5,522.20
  6. Step 6: Final answer
    x = 3,345.99

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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.