Home / 4,219.56-5,821.80-2,727.54

Finding the Fourth Proportional to 4,219.56, 5,821.80 and 2,727.54

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Solution

The fourth proportional to 4,219.56, 5,821.80 and 2,727.54 is: 3,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.56 : 5,821.80 = 2,727.54 : x
  2. Step 2: Convert to fraction form
    4,219.56/5,821.80 = 2,727.54/x
  3. Step 3: Cross multiply
    4,219.56x = 5,821.80 × 2,727.54
  4. Step 4: Simplify right side
    4,219.56x = 15,879,192.37
  5. Step 5: Solve for x
    x = 15,879,192.37/4,219.56
  6. Step 6: Final answer
    x = 3,763.23

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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.