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Finding the Fourth Proportional to 8,995.14, 12,413.03 and 5,016.93

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Solution

The fourth proportional to 8,995.14, 12,413.03 and 5,016.93 is: 6,923.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.14 : 12,413.03 = 5,016.93 : x
  2. Step 2: Convert to fraction form
    8,995.14/12,413.03 = 5,016.93/x
  3. Step 3: Cross multiply
    8,995.14x = 12,413.03 × 5,016.93
  4. Step 4: Simplify right side
    8,995.14x = 62,275,277.51
  5. Step 5: Solve for x
    x = 62,275,277.51/8,995.14
  6. Step 6: Final answer
    x = 6,923.21

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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.