Home / 3,413.12-4,711.00-2,087.94

Finding the Fourth Proportional to 3,413.12, 4,711.00 and 2,087.94

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Solution

The fourth proportional to 3,413.12, 4,711.00 and 2,087.94 is: 2,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.12 : 4,711.00 = 2,087.94 : x
  2. Step 2: Convert to fraction form
    3,413.12/4,711.00 = 2,087.94/x
  3. Step 3: Cross multiply
    3,413.12x = 4,711.00 × 2,087.94
  4. Step 4: Simplify right side
    3,413.12x = 9,836,262.45
  5. Step 5: Solve for x
    x = 9,836,262.45/3,413.12
  6. Step 6: Final answer
    x = 2,881.90

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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.