Home / 4,490.86-6,727.36-3,512.38

Finding the Fourth Proportional to 4,490.86, 6,727.36 and 3,512.38

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Solution

The fourth proportional to 4,490.86, 6,727.36 and 3,512.38 is: 5,261.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.86 : 6,727.36 = 3,512.38 : x
  2. Step 2: Convert to fraction form
    4,490.86/6,727.36 = 3,512.38/x
  3. Step 3: Cross multiply
    4,490.86x = 6,727.36 × 3,512.38
  4. Step 4: Simplify right side
    4,490.86x = 23,629,044.72
  5. Step 5: Solve for x
    x = 23,629,044.72/4,490.86
  6. Step 6: Final answer
    x = 5,261.59

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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.