Home / 3,089.91-4,630.44-1,334.43

Finding the Fourth Proportional to 3,089.91, 4,630.44 and 1,334.43

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Solution

The fourth proportional to 3,089.91, 4,630.44 and 1,334.43 is: 1,999.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.91 : 4,630.44 = 1,334.43 : x
  2. Step 2: Convert to fraction form
    3,089.91/4,630.44 = 1,334.43/x
  3. Step 3: Cross multiply
    3,089.91x = 4,630.44 × 1,334.43
  4. Step 4: Simplify right side
    3,089.91x = 6,178,998.05
  5. Step 5: Solve for x
    x = 6,178,998.05/3,089.91
  6. Step 6: Final answer
    x = 1,999.73

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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.