Home / 3,413.66-4,707.60-3,162.14

Finding the Fourth Proportional to 3,413.66, 4,707.60 and 3,162.14

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Solution

The fourth proportional to 3,413.66, 4,707.60 and 3,162.14 is: 4,360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.66 : 4,707.60 = 3,162.14 : x
  2. Step 2: Convert to fraction form
    3,413.66/4,707.60 = 3,162.14/x
  3. Step 3: Cross multiply
    3,413.66x = 4,707.60 × 3,162.14
  4. Step 4: Simplify right side
    3,413.66x = 14,886,090.26
  5. Step 5: Solve for x
    x = 14,886,090.26/3,413.66
  6. Step 6: Final answer
    x = 4,360.74

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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.