Home / 3,029.20-4,548.60-2,213.20

Finding the Fourth Proportional to 3,029.20, 4,548.60 and 2,213.20

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Solution

The fourth proportional to 3,029.20, 4,548.60 and 2,213.20 is: 3,323.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.20 : 4,548.60 = 2,213.20 : x
  2. Step 2: Convert to fraction form
    3,029.20/4,548.60 = 2,213.20/x
  3. Step 3: Cross multiply
    3,029.20x = 4,548.60 × 2,213.20
  4. Step 4: Simplify right side
    3,029.20x = 10,066,961.52
  5. Step 5: Solve for x
    x = 10,066,961.52/3,029.20
  6. Step 6: Final answer
    x = 3,323.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.