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Finding the Fourth Proportional to 8,994.97, 12,413.13 and 5,016.34

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Solution

The fourth proportional to 8,994.97, 12,413.13 and 5,016.34 is: 6,922.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.97 : 12,413.13 = 5,016.34 : x
  2. Step 2: Convert to fraction form
    8,994.97/12,413.13 = 5,016.34/x
  3. Step 3: Cross multiply
    8,994.97x = 12,413.13 × 5,016.34
  4. Step 4: Simplify right side
    8,994.97x = 62,268,436.97
  5. Step 5: Solve for x
    x = 62,268,436.97/8,994.97
  6. Step 6: Final answer
    x = 6,922.59

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1.5x scale

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.