Home / 9,269.44-13,899.60-3,109.12

Finding the Fourth Proportional to 9,269.44, 13,899.60 and 3,109.12

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Solution

The fourth proportional to 9,269.44, 13,899.60 and 3,109.12 is: 4,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.44 : 13,899.60 = 3,109.12 : x
  2. Step 2: Convert to fraction form
    9,269.44/13,899.60 = 3,109.12/x
  3. Step 3: Cross multiply
    9,269.44x = 13,899.60 × 3,109.12
  4. Step 4: Simplify right side
    9,269.44x = 43,215,524.35
  5. Step 5: Solve for x
    x = 43,215,524.35/9,269.44
  6. Step 6: Final answer
    x = 4,662.15

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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.