Home / 3,924.44-5,416.74-2,431.48

Finding the Fourth Proportional to 3,924.44, 5,416.74 and 2,431.48

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Solution

The fourth proportional to 3,924.44, 5,416.74 and 2,431.48 is: 3,356.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.44 : 5,416.74 = 2,431.48 : x
  2. Step 2: Convert to fraction form
    3,924.44/5,416.74 = 2,431.48/x
  3. Step 3: Cross multiply
    3,924.44x = 5,416.74 × 2,431.48
  4. Step 4: Simplify right side
    3,924.44x = 13,170,694.98
  5. Step 5: Solve for x
    x = 13,170,694.98/3,924.44
  6. Step 6: Final answer
    x = 3,356.07

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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.