Home / 7,345.07-11,015.32-2,413.53

Finding the Fourth Proportional to 7,345.07, 11,015.32 and 2,413.53

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Solution

The fourth proportional to 7,345.07, 11,015.32 and 2,413.53 is: 3,619.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.07 : 11,015.32 = 2,413.53 : x
  2. Step 2: Convert to fraction form
    7,345.07/11,015.32 = 2,413.53/x
  3. Step 3: Cross multiply
    7,345.07x = 11,015.32 × 2,413.53
  4. Step 4: Simplify right side
    7,345.07x = 26,585,805.28
  5. Step 5: Solve for x
    x = 26,585,805.28/7,345.07
  6. Step 6: Final answer
    x = 3,619.54

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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.