Home / 12,273.91-18,413.81-3,954.71

Finding the Fourth Proportional to 12,273.91, 18,413.81 and 3,954.71

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Solution

The fourth proportional to 12,273.91, 18,413.81 and 3,954.71 is: 5,933.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273.91 : 18,413.81 = 3,954.71 : x
  2. Step 2: Convert to fraction form
    12,273.91/18,413.81 = 3,954.71/x
  3. Step 3: Cross multiply
    12,273.91x = 18,413.81 × 3,954.71
  4. Step 4: Simplify right side
    12,273.91x = 72,821,258.77
  5. Step 5: Solve for x
    x = 72,821,258.77/12,273.91
  6. Step 6: Final answer
    x = 5,933.01

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1.5x scale

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.