Home / 4,890.33-7,321.51-4,579.97

Finding the Fourth Proportional to 4,890.33, 7,321.51 and 4,579.97

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Solution

The fourth proportional to 4,890.33, 7,321.51 and 4,579.97 is: 6,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.33 : 7,321.51 = 4,579.97 : x
  2. Step 2: Convert to fraction form
    4,890.33/7,321.51 = 4,579.97/x
  3. Step 3: Cross multiply
    4,890.33x = 7,321.51 × 4,579.97
  4. Step 4: Simplify right side
    4,890.33x = 33,532,296.15
  5. Step 5: Solve for x
    x = 33,532,296.15/4,890.33
  6. Step 6: Final answer
    x = 6,856.86

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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.