Home / 3,329.39-4,986.32-2,631.44

Finding the Fourth Proportional to 3,329.39, 4,986.32 and 2,631.44

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Solution

The fourth proportional to 3,329.39, 4,986.32 and 2,631.44 is: 3,941.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.39 : 4,986.32 = 2,631.44 : x
  2. Step 2: Convert to fraction form
    3,329.39/4,986.32 = 2,631.44/x
  3. Step 3: Cross multiply
    3,329.39x = 4,986.32 × 2,631.44
  4. Step 4: Simplify right side
    3,329.39x = 13,121,163.81
  5. Step 5: Solve for x
    x = 13,121,163.81/3,329.39
  6. Step 6: Final answer
    x = 3,941.02

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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.