Home / 7,550.74-11,320.94-3,845.80

Finding the Fourth Proportional to 7,550.74, 11,320.94 and 3,845.80

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Solution

The fourth proportional to 7,550.74, 11,320.94 and 3,845.80 is: 5,766.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.74 : 11,320.94 = 3,845.80 : x
  2. Step 2: Convert to fraction form
    7,550.74/11,320.94 = 3,845.80/x
  3. Step 3: Cross multiply
    7,550.74x = 11,320.94 × 3,845.80
  4. Step 4: Simplify right side
    7,550.74x = 43,538,071.05
  5. Step 5: Solve for x
    x = 43,538,071.05/7,550.74
  6. Step 6: Final answer
    x = 5,766.07

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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.