Home / 3,351.84-5,026.98-1,272.06

Finding the Fourth Proportional to 3,351.84, 5,026.98 and 1,272.06

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Solution

The fourth proportional to 3,351.84, 5,026.98 and 1,272.06 is: 1,907.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.84 : 5,026.98 = 1,272.06 : x
  2. Step 2: Convert to fraction form
    3,351.84/5,026.98 = 1,272.06/x
  3. Step 3: Cross multiply
    3,351.84x = 5,026.98 × 1,272.06
  4. Step 4: Simplify right side
    3,351.84x = 6,394,620.18
  5. Step 5: Solve for x
    x = 6,394,620.18/3,351.84
  6. Step 6: Final answer
    x = 1,907.79

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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.