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Finding the Fourth Proportional to 8,828.94, 12,183.34 and 4,850.22

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Solution

The fourth proportional to 8,828.94, 12,183.34 and 4,850.22 is: 6,692.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.94 : 12,183.34 = 4,850.22 : x
  2. Step 2: Convert to fraction form
    8,828.94/12,183.34 = 4,850.22/x
  3. Step 3: Cross multiply
    8,828.94x = 12,183.34 × 4,850.22
  4. Step 4: Simplify right side
    8,828.94x = 59,091,879.33
  5. Step 5: Solve for x
    x = 59,091,879.33/8,828.94
  6. Step 6: Final answer
    x = 6,692.98

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Half scale
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Double scale
Find fourth proportional to 8,829.94, 12,184.72 and 4,851.22
Similar ratio
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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.