Home / 3,214.82-4,823.55-1,571.33

Finding the Fourth Proportional to 3,214.82, 4,823.55 and 1,571.33

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Solution

The fourth proportional to 3,214.82, 4,823.55 and 1,571.33 is: 2,357.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.82 : 4,823.55 = 1,571.33 : x
  2. Step 2: Convert to fraction form
    3,214.82/4,823.55 = 1,571.33/x
  3. Step 3: Cross multiply
    3,214.82x = 4,823.55 × 1,571.33
  4. Step 4: Simplify right side
    3,214.82x = 7,579,400.88
  5. Step 5: Solve for x
    x = 7,579,400.88/3,214.82
  6. Step 6: Final answer
    x = 2,357.64

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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.