Home / 3,873.12-5,813.77-2,413.30

Finding the Fourth Proportional to 3,873.12, 5,813.77 and 2,413.30

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Solution

The fourth proportional to 3,873.12, 5,813.77 and 2,413.30 is: 3,622.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.12 : 5,813.77 = 2,413.30 : x
  2. Step 2: Convert to fraction form
    3,873.12/5,813.77 = 2,413.30/x
  3. Step 3: Cross multiply
    3,873.12x = 5,813.77 × 2,413.30
  4. Step 4: Simplify right side
    3,873.12x = 14,030,342.07
  5. Step 5: Solve for x
    x = 14,030,342.07/3,873.12
  6. Step 6: Final answer
    x = 3,622.50

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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.