Home / 9,413.75-14,122.44-4,734.78

Finding the Fourth Proportional to 9,413.75, 14,122.44 and 4,734.78

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Solution

The fourth proportional to 9,413.75, 14,122.44 and 4,734.78 is: 7,103.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.75 : 14,122.44 = 4,734.78 : x
  2. Step 2: Convert to fraction form
    9,413.75/14,122.44 = 4,734.78/x
  3. Step 3: Cross multiply
    9,413.75x = 14,122.44 × 4,734.78
  4. Step 4: Simplify right side
    9,413.75x = 66,866,646.46
  5. Step 5: Solve for x
    x = 66,866,646.46/9,413.75
  6. Step 6: Final answer
    x = 7,103.09

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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.