Home / 3,226.02-4,839.75-1,764.42

Finding the Fourth Proportional to 3,226.02, 4,839.75 and 1,764.42

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Solution

The fourth proportional to 3,226.02, 4,839.75 and 1,764.42 is: 2,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.02 : 4,839.75 = 1,764.42 : x
  2. Step 2: Convert to fraction form
    3,226.02/4,839.75 = 1,764.42/x
  3. Step 3: Cross multiply
    3,226.02x = 4,839.75 × 1,764.42
  4. Step 4: Simplify right side
    3,226.02x = 8,539,351.70
  5. Step 5: Solve for x
    x = 8,539,351.70/3,226.02
  6. Step 6: Final answer
    x = 2,647.02

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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.