Home / 11,231.60-16,847.40-4,310.96

Finding the Fourth Proportional to 11,231.60, 16,847.40 and 4,310.96

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Solution

The fourth proportional to 11,231.60, 16,847.40 and 4,310.96 is: 6,466.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.60 : 16,847.40 = 4,310.96 : x
  2. Step 2: Convert to fraction form
    11,231.60/16,847.40 = 4,310.96/x
  3. Step 3: Cross multiply
    11,231.60x = 16,847.40 × 4,310.96
  4. Step 4: Simplify right side
    11,231.60x = 72,628,467.50
  5. Step 5: Solve for x
    x = 72,628,467.50/11,231.60
  6. Step 6: Final answer
    x = 6,466.44

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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.