Home / 11,736.58-16,183.48-7,480.90

Finding the Fourth Proportional to 11,736.58, 16,183.48 and 7,480.90

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Solution

The fourth proportional to 11,736.58, 16,183.48 and 7,480.90 is: 10,315.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,736.58 : 16,183.48 = 7,480.90 : x
  2. Step 2: Convert to fraction form
    11,736.58/16,183.48 = 7,480.90/x
  3. Step 3: Cross multiply
    11,736.58x = 16,183.48 × 7,480.90
  4. Step 4: Simplify right side
    11,736.58x = 121,066,995.53
  5. Step 5: Solve for x
    x = 121,066,995.53/11,736.58
  6. Step 6: Final answer
    x = 10,315.36

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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.