Home / 4,896.05-7,339.82-2,122.81

Finding the Fourth Proportional to 4,896.05, 7,339.82 and 2,122.81

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Solution

The fourth proportional to 4,896.05, 7,339.82 and 2,122.81 is: 3,182.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.05 : 7,339.82 = 2,122.81 : x
  2. Step 2: Convert to fraction form
    4,896.05/7,339.82 = 2,122.81/x
  3. Step 3: Cross multiply
    4,896.05x = 7,339.82 × 2,122.81
  4. Step 4: Simplify right side
    4,896.05x = 15,581,014.33
  5. Step 5: Solve for x
    x = 15,581,014.33/4,896.05
  6. Step 6: Final answer
    x = 3,182.37

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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.