Home / 4,481.45-6,722.19-1,361.46

Finding the Fourth Proportional to 4,481.45, 6,722.19 and 1,361.46

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Solution

The fourth proportional to 4,481.45, 6,722.19 and 1,361.46 is: 2,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.45 : 6,722.19 = 1,361.46 : x
  2. Step 2: Convert to fraction form
    4,481.45/6,722.19 = 1,361.46/x
  3. Step 3: Cross multiply
    4,481.45x = 6,722.19 × 1,361.46
  4. Step 4: Simplify right side
    4,481.45x = 9,151,959.19
  5. Step 5: Solve for x
    x = 9,151,959.19/4,481.45
  6. Step 6: Final answer
    x = 2,042.19

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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.