Home / 3,819.98-5,727.81-2,260.19

Finding the Fourth Proportional to 3,819.98, 5,727.81 and 2,260.19

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Solution

The fourth proportional to 3,819.98, 5,727.81 and 2,260.19 is: 3,389.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.98 : 5,727.81 = 2,260.19 : x
  2. Step 2: Convert to fraction form
    3,819.98/5,727.81 = 2,260.19/x
  3. Step 3: Cross multiply
    3,819.98x = 5,727.81 × 2,260.19
  4. Step 4: Simplify right side
    3,819.98x = 12,945,961.68
  5. Step 5: Solve for x
    x = 12,945,961.68/3,819.98
  6. Step 6: Final answer
    x = 3,389.01

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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.