Home / 3,185.97-4,775.23-2,073.84

Finding the Fourth Proportional to 3,185.97, 4,775.23 and 2,073.84

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Solution

The fourth proportional to 3,185.97, 4,775.23 and 2,073.84 is: 3,108.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.97 : 4,775.23 = 2,073.84 : x
  2. Step 2: Convert to fraction form
    3,185.97/4,775.23 = 2,073.84/x
  3. Step 3: Cross multiply
    3,185.97x = 4,775.23 × 2,073.84
  4. Step 4: Simplify right side
    3,185.97x = 9,903,062.98
  5. Step 5: Solve for x
    x = 9,903,062.98/3,185.97
  6. Step 6: Final answer
    x = 3,108.34

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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.