Home / 5,831-8,747.98-1,727

Finding the Fourth Proportional to 5,831, 8,747.98 and 1,727

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Solution

The fourth proportional to 5,831, 8,747.98 and 1,727 is: 2,590.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831 : 8,747.98 = 1,727 : x
  2. Step 2: Convert to fraction form
    5,831/8,747.98 = 1,727/x
  3. Step 3: Cross multiply
    5,831x = 8,747.98 × 1,727
  4. Step 4: Simplify right side
    5,831x = 15,107,761.46
  5. Step 5: Solve for x
    x = 15,107,761.46/5,831
  6. Step 6: Final answer
    x = 2,590.94

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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.