Home / 5,206.82-7,789.49-4,521.56

Finding the Fourth Proportional to 5,206.82, 7,789.49 and 4,521.56

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Solution

The fourth proportional to 5,206.82, 7,789.49 and 4,521.56 is: 6,764.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.82 : 7,789.49 = 4,521.56 : x
  2. Step 2: Convert to fraction form
    5,206.82/7,789.49 = 4,521.56/x
  3. Step 3: Cross multiply
    5,206.82x = 7,789.49 × 4,521.56
  4. Step 4: Simplify right side
    5,206.82x = 35,220,601.81
  5. Step 5: Solve for x
    x = 35,220,601.81/5,206.82
  6. Step 6: Final answer
    x = 6,764.33

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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.