Home / 4,427.48-6,645.27-2,786.96

Finding the Fourth Proportional to 4,427.48, 6,645.27 and 2,786.96

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Solution

The fourth proportional to 4,427.48, 6,645.27 and 2,786.96 is: 4,182.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.48 : 6,645.27 = 2,786.96 : x
  2. Step 2: Convert to fraction form
    4,427.48/6,645.27 = 2,786.96/x
  3. Step 3: Cross multiply
    4,427.48x = 6,645.27 × 2,786.96
  4. Step 4: Simplify right side
    4,427.48x = 18,520,067.85
  5. Step 5: Solve for x
    x = 18,520,067.85/4,427.48
  6. Step 6: Final answer
    x = 4,182.98

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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.