Home / 5,338.69-7,367.49-3,099.75

Finding the Fourth Proportional to 5,338.69, 7,367.49 and 3,099.75

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Solution

The fourth proportional to 5,338.69, 7,367.49 and 3,099.75 is: 4,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.69 : 7,367.49 = 3,099.75 : x
  2. Step 2: Convert to fraction form
    5,338.69/7,367.49 = 3,099.75/x
  3. Step 3: Cross multiply
    5,338.69x = 7,367.49 × 3,099.75
  4. Step 4: Simplify right side
    5,338.69x = 22,837,377.13
  5. Step 5: Solve for x
    x = 22,837,377.13/5,338.69
  6. Step 6: Final answer
    x = 4,277.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.