Home / 2,842.41-3,922.56-1,583.49

Finding the Fourth Proportional to 2,842.41, 3,922.56 and 1,583.49

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Solution

The fourth proportional to 2,842.41, 3,922.56 and 1,583.49 is: 2,185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.41 : 3,922.56 = 1,583.49 : x
  2. Step 2: Convert to fraction form
    2,842.41/3,922.56 = 1,583.49/x
  3. Step 3: Cross multiply
    2,842.41x = 3,922.56 × 1,583.49
  4. Step 4: Simplify right side
    2,842.41x = 6,211,334.53
  5. Step 5: Solve for x
    x = 6,211,334.53/2,842.41
  6. Step 6: Final answer
    x = 2,185.24

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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.