Home / 3,283.94-4,926.20-1,309.09

Finding the Fourth Proportional to 3,283.94, 4,926.20 and 1,309.09

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Solution

The fourth proportional to 3,283.94, 4,926.20 and 1,309.09 is: 1,963.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.94 : 4,926.20 = 1,309.09 : x
  2. Step 2: Convert to fraction form
    3,283.94/4,926.20 = 1,309.09/x
  3. Step 3: Cross multiply
    3,283.94x = 4,926.20 × 1,309.09
  4. Step 4: Simplify right side
    3,283.94x = 6,448,830.12
  5. Step 5: Solve for x
    x = 6,448,830.12/3,283.94
  6. Step 6: Final answer
    x = 1,963.75

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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.