Home / 3,190.98-4,786.22-2,017.56

Finding the Fourth Proportional to 3,190.98, 4,786.22 and 2,017.56

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Solution

The fourth proportional to 3,190.98, 4,786.22 and 2,017.56 is: 3,026.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.98 : 4,786.22 = 2,017.56 : x
  2. Step 2: Convert to fraction form
    3,190.98/4,786.22 = 2,017.56/x
  3. Step 3: Cross multiply
    3,190.98x = 4,786.22 × 2,017.56
  4. Step 4: Simplify right side
    3,190.98x = 9,656,475.94
  5. Step 5: Solve for x
    x = 9,656,475.94/3,190.98
  6. Step 6: Final answer
    x = 3,026.18

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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.