Home / 3,362.81-5,040.24-1,511.75

Finding the Fourth Proportional to 3,362.81, 5,040.24 and 1,511.75

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Solution

The fourth proportional to 3,362.81, 5,040.24 and 1,511.75 is: 2,265.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.81 : 5,040.24 = 1,511.75 : x
  2. Step 2: Convert to fraction form
    3,362.81/5,040.24 = 1,511.75/x
  3. Step 3: Cross multiply
    3,362.81x = 5,040.24 × 1,511.75
  4. Step 4: Simplify right side
    3,362.81x = 7,619,557.62
  5. Step 5: Solve for x
    x = 7,619,557.62/3,362.81
  6. Step 6: Final answer
    x = 2,265.83

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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.