Home / 8,234.30-12,352.26-2,390.96

Finding the Fourth Proportional to 8,234.30, 12,352.26 and 2,390.96

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Solution

The fourth proportional to 8,234.30, 12,352.26 and 2,390.96 is: 3,586.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.30 : 12,352.26 = 2,390.96 : x
  2. Step 2: Convert to fraction form
    8,234.30/12,352.26 = 2,390.96/x
  3. Step 3: Cross multiply
    8,234.30x = 12,352.26 × 2,390.96
  4. Step 4: Simplify right side
    8,234.30x = 29,533,759.57
  5. Step 5: Solve for x
    x = 29,533,759.57/8,234.30
  6. Step 6: Final answer
    x = 3,586.68

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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.