Home / 3,721.96-5,583.57-1,222.48

Finding the Fourth Proportional to 3,721.96, 5,583.57 and 1,222.48

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Solution

The fourth proportional to 3,721.96, 5,583.57 and 1,222.48 is: 1,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.96 : 5,583.57 = 1,222.48 : x
  2. Step 2: Convert to fraction form
    3,721.96/5,583.57 = 1,222.48/x
  3. Step 3: Cross multiply
    3,721.96x = 5,583.57 × 1,222.48
  4. Step 4: Simplify right side
    3,721.96x = 6,825,802.35
  5. Step 5: Solve for x
    x = 6,825,802.35/3,721.96
  6. Step 6: Final answer
    x = 1,833.93

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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.