Home / 3,199.23-4,410.86-2,018.25

Finding the Fourth Proportional to 3,199.23, 4,410.86 and 2,018.25

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Solution

The fourth proportional to 3,199.23, 4,410.86 and 2,018.25 is: 2,782.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.23 : 4,410.86 = 2,018.25 : x
  2. Step 2: Convert to fraction form
    3,199.23/4,410.86 = 2,018.25/x
  3. Step 3: Cross multiply
    3,199.23x = 4,410.86 × 2,018.25
  4. Step 4: Simplify right side
    3,199.23x = 8,902,208.10
  5. Step 5: Solve for x
    x = 8,902,208.10/3,199.23
  6. Step 6: Final answer
    x = 2,782.61

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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.