Home / 3,481.93-5,219.25-2,556.10

Finding the Fourth Proportional to 3,481.93, 5,219.25 and 2,556.10

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Solution

The fourth proportional to 3,481.93, 5,219.25 and 2,556.10 is: 3,831.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.93 : 5,219.25 = 2,556.10 : x
  2. Step 2: Convert to fraction form
    3,481.93/5,219.25 = 2,556.10/x
  3. Step 3: Cross multiply
    3,481.93x = 5,219.25 × 2,556.10
  4. Step 4: Simplify right side
    3,481.93x = 13,340,924.93
  5. Step 5: Solve for x
    x = 13,340,924.93/3,481.93
  6. Step 6: Final answer
    x = 3,831.47

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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.