Home / 4,645.88-6,968.48-2,181.26

Finding the Fourth Proportional to 4,645.88, 6,968.48 and 2,181.26

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Solution

The fourth proportional to 4,645.88, 6,968.48 and 2,181.26 is: 3,271.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.88 : 6,968.48 = 2,181.26 : x
  2. Step 2: Convert to fraction form
    4,645.88/6,968.48 = 2,181.26/x
  3. Step 3: Cross multiply
    4,645.88x = 6,968.48 × 2,181.26
  4. Step 4: Simplify right side
    4,645.88x = 15,200,066.68
  5. Step 5: Solve for x
    x = 15,200,066.68/4,645.88
  6. Step 6: Final answer
    x = 3,271.73

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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.