Home / 8,828.50-12,183.12-4,849.60

Finding the Fourth Proportional to 8,828.50, 12,183.12 and 4,849.60

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Solution

The fourth proportional to 8,828.50, 12,183.12 and 4,849.60 is: 6,692.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.50 : 12,183.12 = 4,849.60 : x
  2. Step 2: Convert to fraction form
    8,828.50/12,183.12 = 4,849.60/x
  3. Step 3: Cross multiply
    8,828.50x = 12,183.12 × 4,849.60
  4. Step 4: Simplify right side
    8,828.50x = 59,083,258.75
  5. Step 5: Solve for x
    x = 59,083,258.75/8,828.50
  6. Step 6: Final answer
    x = 6,692.33

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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.