Home / 8,942.68-13,413.39-2,368.72

Finding the Fourth Proportional to 8,942.68, 13,413.39 and 2,368.72

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Solution

The fourth proportional to 8,942.68, 13,413.39 and 2,368.72 is: 3,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.68 : 13,413.39 = 2,368.72 : x
  2. Step 2: Convert to fraction form
    8,942.68/13,413.39 = 2,368.72/x
  3. Step 3: Cross multiply
    8,942.68x = 13,413.39 × 2,368.72
  4. Step 4: Simplify right side
    8,942.68x = 31,772,565.16
  5. Step 5: Solve for x
    x = 31,772,565.16/8,942.68
  6. Step 6: Final answer
    x = 3,552.91

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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.