Home / 10,433.07-15,653.13-3,413.43

Finding the Fourth Proportional to 10,433.07, 15,653.13 and 3,413.43

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Solution

The fourth proportional to 10,433.07, 15,653.13 and 3,413.43 is: 5,121.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.07 : 15,653.13 = 3,413.43 : x
  2. Step 2: Convert to fraction form
    10,433.07/15,653.13 = 3,413.43/x
  3. Step 3: Cross multiply
    10,433.07x = 15,653.13 × 3,413.43
  4. Step 4: Simplify right side
    10,433.07x = 53,430,863.54
  5. Step 5: Solve for x
    x = 53,430,863.54/10,433.07
  6. Step 6: Final answer
    x = 5,121.30

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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.