Home / 5,413.92-7,470.60-3,055.68

Finding the Fourth Proportional to 5,413.92, 7,470.60 and 3,055.68

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Solution

The fourth proportional to 5,413.92, 7,470.60 and 3,055.68 is: 4,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.92 : 7,470.60 = 3,055.68 : x
  2. Step 2: Convert to fraction form
    5,413.92/7,470.60 = 3,055.68/x
  3. Step 3: Cross multiply
    5,413.92x = 7,470.60 × 3,055.68
  4. Step 4: Simplify right side
    5,413.92x = 22,827,763.01
  5. Step 5: Solve for x
    x = 22,827,763.01/5,413.92
  6. Step 6: Final answer
    x = 4,216.49

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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.