Home / 3,571.39-5,357.88-1,262.89

Finding the Fourth Proportional to 3,571.39, 5,357.88 and 1,262.89

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Solution

The fourth proportional to 3,571.39, 5,357.88 and 1,262.89 is: 1,894.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.39 : 5,357.88 = 1,262.89 : x
  2. Step 2: Convert to fraction form
    3,571.39/5,357.88 = 1,262.89/x
  3. Step 3: Cross multiply
    3,571.39x = 5,357.88 × 1,262.89
  4. Step 4: Simplify right side
    3,571.39x = 6,766,413.07
  5. Step 5: Solve for x
    x = 6,766,413.07/3,571.39
  6. Step 6: Final answer
    x = 1,894.62

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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.