Home / 7,419.69-11,125.49-3,033.54

Finding the Fourth Proportional to 7,419.69, 11,125.49 and 3,033.54

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Solution

The fourth proportional to 7,419.69, 11,125.49 and 3,033.54 is: 4,548.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.69 : 11,125.49 = 3,033.54 : x
  2. Step 2: Convert to fraction form
    7,419.69/11,125.49 = 3,033.54/x
  3. Step 3: Cross multiply
    7,419.69x = 11,125.49 × 3,033.54
  4. Step 4: Simplify right side
    7,419.69x = 33,749,603.77
  5. Step 5: Solve for x
    x = 33,749,603.77/7,419.69
  6. Step 6: Final answer
    x = 4,548.65

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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.