Home / 6,222.20-8,586.62-3,427.70

Finding the Fourth Proportional to 6,222.20, 8,586.62 and 3,427.70

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Solution

The fourth proportional to 6,222.20, 8,586.62 and 3,427.70 is: 4,730.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.20 : 8,586.62 = 3,427.70 : x
  2. Step 2: Convert to fraction form
    6,222.20/8,586.62 = 3,427.70/x
  3. Step 3: Cross multiply
    6,222.20x = 8,586.62 × 3,427.70
  4. Step 4: Simplify right side
    6,222.20x = 29,432,297.30
  5. Step 5: Solve for x
    x = 29,432,297.30/6,222.20
  6. Step 6: Final answer
    x = 4,730.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.