Home / 3,255.03-4,490.85-1,838.52

Finding the Fourth Proportional to 3,255.03, 4,490.85 and 1,838.52

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Solution

The fourth proportional to 3,255.03, 4,490.85 and 1,838.52 is: 2,536.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.03 : 4,490.85 = 1,838.52 : x
  2. Step 2: Convert to fraction form
    3,255.03/4,490.85 = 1,838.52/x
  3. Step 3: Cross multiply
    3,255.03x = 4,490.85 × 1,838.52
  4. Step 4: Simplify right side
    3,255.03x = 8,256,517.54
  5. Step 5: Solve for x
    x = 8,256,517.54/3,255.03
  6. Step 6: Final answer
    x = 2,536.54

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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.