Home / 3,413.89-4,712.62-2,295.47

Finding the Fourth Proportional to 3,413.89, 4,712.62 and 2,295.47

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Solution

The fourth proportional to 3,413.89, 4,712.62 and 2,295.47 is: 3,168.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.89 : 4,712.62 = 2,295.47 : x
  2. Step 2: Convert to fraction form
    3,413.89/4,712.62 = 2,295.47/x
  3. Step 3: Cross multiply
    3,413.89x = 4,712.62 × 2,295.47
  4. Step 4: Simplify right side
    3,413.89x = 10,817,666.35
  5. Step 5: Solve for x
    x = 10,817,666.35/3,413.89
  6. Step 6: Final answer
    x = 3,168.73

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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.