Home / 2,214.02-3,321.55-675.02

Finding the Fourth Proportional to 2,214.02, 3,321.55 and 675.02

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Solution

The fourth proportional to 2,214.02, 3,321.55 and 675.02 is: 1,012.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.02 : 3,321.55 = 675.02 : x
  2. Step 2: Convert to fraction form
    2,214.02/3,321.55 = 675.02/x
  3. Step 3: Cross multiply
    2,214.02x = 3,321.55 × 675.02
  4. Step 4: Simplify right side
    2,214.02x = 2,242,112.68
  5. Step 5: Solve for x
    x = 2,242,112.68/2,214.02
  6. Step 6: Final answer
    x = 1,012.69

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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.