Home / 3,765.69-5,196.76-2,273.87

Finding the Fourth Proportional to 3,765.69, 5,196.76 and 2,273.87

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Solution

The fourth proportional to 3,765.69, 5,196.76 and 2,273.87 is: 3,138.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.69 : 5,196.76 = 2,273.87 : x
  2. Step 2: Convert to fraction form
    3,765.69/5,196.76 = 2,273.87/x
  3. Step 3: Cross multiply
    3,765.69x = 5,196.76 × 2,273.87
  4. Step 4: Simplify right side
    3,765.69x = 11,816,763.97
  5. Step 5: Solve for x
    x = 11,816,763.97/3,765.69
  6. Step 6: Final answer
    x = 3,138.01

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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.