Home / 3,196.06-4,797.20-1,965.87

Finding the Fourth Proportional to 3,196.06, 4,797.20 and 1,965.87

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Solution

The fourth proportional to 3,196.06, 4,797.20 and 1,965.87 is: 2,950.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.06 : 4,797.20 = 1,965.87 : x
  2. Step 2: Convert to fraction form
    3,196.06/4,797.20 = 1,965.87/x
  3. Step 3: Cross multiply
    3,196.06x = 4,797.20 × 1,965.87
  4. Step 4: Simplify right side
    3,196.06x = 9,430,670.95
  5. Step 5: Solve for x
    x = 9,430,670.95/3,196.06
  6. Step 6: Final answer
    x = 2,950.72

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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.