Home / 5,099.45-7,629.85-3,020.57

Finding the Fourth Proportional to 5,099.45, 7,629.85 and 3,020.57

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Solution

The fourth proportional to 5,099.45, 7,629.85 and 3,020.57 is: 4,519.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.45 : 7,629.85 = 3,020.57 : x
  2. Step 2: Convert to fraction form
    5,099.45/7,629.85 = 3,020.57/x
  3. Step 3: Cross multiply
    5,099.45x = 7,629.85 × 3,020.57
  4. Step 4: Simplify right side
    5,099.45x = 23,046,496.01
  5. Step 5: Solve for x
    x = 23,046,496.01/5,099.45
  6. Step 6: Final answer
    x = 4,519.41

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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.