Home / 6,939.51-10,413.41-2,560.02

Finding the Fourth Proportional to 6,939.51, 10,413.41 and 2,560.02

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Solution

The fourth proportional to 6,939.51, 10,413.41 and 2,560.02 is: 3,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.51 : 10,413.41 = 2,560.02 : x
  2. Step 2: Convert to fraction form
    6,939.51/10,413.41 = 2,560.02/x
  3. Step 3: Cross multiply
    6,939.51x = 10,413.41 × 2,560.02
  4. Step 4: Simplify right side
    6,939.51x = 26,658,525.07
  5. Step 5: Solve for x
    x = 26,658,525.07/6,939.51
  6. Step 6: Final answer
    x = 3,841.56

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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.