Home / 4,481.74-6,720.44-1,361.18

Finding the Fourth Proportional to 4,481.74, 6,720.44 and 1,361.18

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Solution

The fourth proportional to 4,481.74, 6,720.44 and 1,361.18 is: 2,041.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.74 : 6,720.44 = 1,361.18 : x
  2. Step 2: Convert to fraction form
    4,481.74/6,720.44 = 1,361.18/x
  3. Step 3: Cross multiply
    4,481.74x = 6,720.44 × 1,361.18
  4. Step 4: Simplify right side
    4,481.74x = 9,147,728.52
  5. Step 5: Solve for x
    x = 9,147,728.52/4,481.74
  6. Step 6: Final answer
    x = 2,041.11

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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.