Home / 2,473.75-3,413.91-1,425.88

Finding the Fourth Proportional to 2,473.75, 3,413.91 and 1,425.88

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Solution

The fourth proportional to 2,473.75, 3,413.91 and 1,425.88 is: 1,967.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,473.75 : 3,413.91 = 1,425.88 : x
  2. Step 2: Convert to fraction form
    2,473.75/3,413.91 = 1,425.88/x
  3. Step 3: Cross multiply
    2,473.75x = 3,413.91 × 1,425.88
  4. Step 4: Simplify right side
    2,473.75x = 4,867,825.99
  5. Step 5: Solve for x
    x = 4,867,825.99/2,473.75
  6. Step 6: Final answer
    x = 1,967.79

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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.