Home / 4,393.89-6,589.85-1,273.91

Finding the Fourth Proportional to 4,393.89, 6,589.85 and 1,273.91

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Solution

The fourth proportional to 4,393.89, 6,589.85 and 1,273.91 is: 1,910.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.89 : 6,589.85 = 1,273.91 : x
  2. Step 2: Convert to fraction form
    4,393.89/6,589.85 = 1,273.91/x
  3. Step 3: Cross multiply
    4,393.89x = 6,589.85 × 1,273.91
  4. Step 4: Simplify right side
    4,393.89x = 8,394,836.49
  5. Step 5: Solve for x
    x = 8,394,836.49/4,393.89
  6. Step 6: Final answer
    x = 1,910.57

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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.