Home / 3,413.75-4,711.86-2,088.56

Finding the Fourth Proportional to 3,413.75, 4,711.86 and 2,088.56

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Solution

The fourth proportional to 3,413.75, 4,711.86 and 2,088.56 is: 2,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.75 : 4,711.86 = 2,088.56 : x
  2. Step 2: Convert to fraction form
    3,413.75/4,711.86 = 2,088.56/x
  3. Step 3: Cross multiply
    3,413.75x = 4,711.86 × 2,088.56
  4. Step 4: Simplify right side
    3,413.75x = 9,841,002.32
  5. Step 5: Solve for x
    x = 9,841,002.32/3,413.75
  6. Step 6: Final answer
    x = 2,882.75

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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.