Home / 3,328.60-4,992.42-1,942.58

Finding the Fourth Proportional to 3,328.60, 4,992.42 and 1,942.58

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Solution

The fourth proportional to 3,328.60, 4,992.42 and 1,942.58 is: 2,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.60 : 4,992.42 = 1,942.58 : x
  2. Step 2: Convert to fraction form
    3,328.60/4,992.42 = 1,942.58/x
  3. Step 3: Cross multiply
    3,328.60x = 4,992.42 × 1,942.58
  4. Step 4: Simplify right side
    3,328.60x = 9,698,175.24
  5. Step 5: Solve for x
    x = 9,698,175.24/3,328.60
  6. Step 6: Final answer
    x = 2,913.59

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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.