Home / 3,769.69-5,202.41-2,176.63

Finding the Fourth Proportional to 3,769.69, 5,202.41 and 2,176.63

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Solution

The fourth proportional to 3,769.69, 5,202.41 and 2,176.63 is: 3,003.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.69 : 5,202.41 = 2,176.63 : x
  2. Step 2: Convert to fraction form
    3,769.69/5,202.41 = 2,176.63/x
  3. Step 3: Cross multiply
    3,769.69x = 5,202.41 × 2,176.63
  4. Step 4: Simplify right side
    3,769.69x = 11,323,716.24
  5. Step 5: Solve for x
    x = 11,323,716.24/3,769.69
  6. Step 6: Final answer
    x = 3,003.89

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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.