Home / 3,336.90-5,005.41-1,028.34

Finding the Fourth Proportional to 3,336.90, 5,005.41 and 1,028.34

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Solution

The fourth proportional to 3,336.90, 5,005.41 and 1,028.34 is: 1,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.90 : 5,005.41 = 1,028.34 : x
  2. Step 2: Convert to fraction form
    3,336.90/5,005.41 = 1,028.34/x
  3. Step 3: Cross multiply
    3,336.90x = 5,005.41 × 1,028.34
  4. Step 4: Simplify right side
    3,336.90x = 5,147,263.32
  5. Step 5: Solve for x
    x = 5,147,263.32/3,336.90
  6. Step 6: Final answer
    x = 1,542.53

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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.