Home / 5,028.36-7,511.64-3,629.76

Finding the Fourth Proportional to 5,028.36, 7,511.64 and 3,629.76

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Solution

The fourth proportional to 5,028.36, 7,511.64 and 3,629.76 is: 5,422.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.36 : 7,511.64 = 3,629.76 : x
  2. Step 2: Convert to fraction form
    5,028.36/7,511.64 = 3,629.76/x
  3. Step 3: Cross multiply
    5,028.36x = 7,511.64 × 3,629.76
  4. Step 4: Simplify right side
    5,028.36x = 27,265,450.41
  5. Step 5: Solve for x
    x = 27,265,450.41/5,028.36
  6. Step 6: Final answer
    x = 5,422.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.