Home / 6,413.29-9,619.30-4,346.57

Finding the Fourth Proportional to 6,413.29, 9,619.30 and 4,346.57

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Solution

The fourth proportional to 6,413.29, 9,619.30 and 4,346.57 is: 6,519.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.29 : 9,619.30 = 4,346.57 : x
  2. Step 2: Convert to fraction form
    6,413.29/9,619.30 = 4,346.57/x
  3. Step 3: Cross multiply
    6,413.29x = 9,619.30 × 4,346.57
  4. Step 4: Simplify right side
    6,413.29x = 41,810,990.28
  5. Step 5: Solve for x
    x = 41,810,990.28/6,413.29
  6. Step 6: Final answer
    x = 6,519.43

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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.