Home / 2,228.41-3,075.26-1,443.82

Finding the Fourth Proportional to 2,228.41, 3,075.26 and 1,443.82

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Solution

The fourth proportional to 2,228.41, 3,075.26 and 1,443.82 is: 1,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.41 : 3,075.26 = 1,443.82 : x
  2. Step 2: Convert to fraction form
    2,228.41/3,075.26 = 1,443.82/x
  3. Step 3: Cross multiply
    2,228.41x = 3,075.26 × 1,443.82
  4. Step 4: Simplify right side
    2,228.41x = 4,440,121.89
  5. Step 5: Solve for x
    x = 4,440,121.89/2,228.41
  6. Step 6: Final answer
    x = 1,992.51

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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.