Home / 3,207.74-4,427.06-1,949.27

Finding the Fourth Proportional to 3,207.74, 4,427.06 and 1,949.27

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Solution

The fourth proportional to 3,207.74, 4,427.06 and 1,949.27 is: 2,690.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.74 : 4,427.06 = 1,949.27 : x
  2. Step 2: Convert to fraction form
    3,207.74/4,427.06 = 1,949.27/x
  3. Step 3: Cross multiply
    3,207.74x = 4,427.06 × 1,949.27
  4. Step 4: Simplify right side
    3,207.74x = 8,629,503.36
  5. Step 5: Solve for x
    x = 8,629,503.36/3,207.74
  6. Step 6: Final answer
    x = 2,690.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.