Home / 2,824.33-3,898.05-1,705.36

Finding the Fourth Proportional to 2,824.33, 3,898.05 and 1,705.36

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Solution

The fourth proportional to 2,824.33, 3,898.05 and 1,705.36 is: 2,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.33 : 3,898.05 = 1,705.36 : x
  2. Step 2: Convert to fraction form
    2,824.33/3,898.05 = 1,705.36/x
  3. Step 3: Cross multiply
    2,824.33x = 3,898.05 × 1,705.36
  4. Step 4: Simplify right side
    2,824.33x = 6,647,578.55
  5. Step 5: Solve for x
    x = 6,647,578.55/2,824.33
  6. Step 6: Final answer
    x = 2,353.68

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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.