Home / 3,413.93-4,712.12-2,088.75

Finding the Fourth Proportional to 3,413.93, 4,712.12 and 2,088.75

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Solution

The fourth proportional to 3,413.93, 4,712.12 and 2,088.75 is: 2,883.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.93 : 4,712.12 = 2,088.75 : x
  2. Step 2: Convert to fraction form
    3,413.93/4,712.12 = 2,088.75/x
  3. Step 3: Cross multiply
    3,413.93x = 4,712.12 × 2,088.75
  4. Step 4: Simplify right side
    3,413.93x = 9,842,440.65
  5. Step 5: Solve for x
    x = 9,842,440.65/3,413.93
  6. Step 6: Final answer
    x = 2,883.02

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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.