Home / 3,616.40-4,990.46-2,044.19

Finding the Fourth Proportional to 3,616.40, 4,990.46 and 2,044.19

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Solution

The fourth proportional to 3,616.40, 4,990.46 and 2,044.19 is: 2,820.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.40 : 4,990.46 = 2,044.19 : x
  2. Step 2: Convert to fraction form
    3,616.40/4,990.46 = 2,044.19/x
  3. Step 3: Cross multiply
    3,616.40x = 4,990.46 × 2,044.19
  4. Step 4: Simplify right side
    3,616.40x = 10,201,413.25
  5. Step 5: Solve for x
    x = 10,201,413.25/3,616.40
  6. Step 6: Final answer
    x = 2,820.88

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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.