Home / 2,825.44-4,241.52-1,672

Finding the Fourth Proportional to 2,825.44, 4,241.52 and 1,672

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Solution

The fourth proportional to 2,825.44, 4,241.52 and 1,672 is: 2,509.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.44 : 4,241.52 = 1,672 : x
  2. Step 2: Convert to fraction form
    2,825.44/4,241.52 = 1,672/x
  3. Step 3: Cross multiply
    2,825.44x = 4,241.52 × 1,672
  4. Step 4: Simplify right side
    2,825.44x = 7,091,821.44
  5. Step 5: Solve for x
    x = 7,091,821.44/2,825.44
  6. Step 6: Final answer
    x = 2,509.99

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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.