Home / 4,980.51-7,453.35-3,413.16

Finding the Fourth Proportional to 4,980.51, 7,453.35 and 3,413.16

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Solution

The fourth proportional to 4,980.51, 7,453.35 and 3,413.16 is: 5,107.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.51 : 7,453.35 = 3,413.16 : x
  2. Step 2: Convert to fraction form
    4,980.51/7,453.35 = 3,413.16/x
  3. Step 3: Cross multiply
    4,980.51x = 7,453.35 × 3,413.16
  4. Step 4: Simplify right side
    4,980.51x = 25,439,476.09
  5. Step 5: Solve for x
    x = 25,439,476.09/4,980.51
  6. Step 6: Final answer
    x = 5,107.81

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1.5x scale

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.