Home / 4,109.78-5,674.05-3,262.49

Finding the Fourth Proportional to 4,109.78, 5,674.05 and 3,262.49

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Solution

The fourth proportional to 4,109.78, 5,674.05 and 3,262.49 is: 4,504.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.78 : 5,674.05 = 3,262.49 : x
  2. Step 2: Convert to fraction form
    4,109.78/5,674.05 = 3,262.49/x
  3. Step 3: Cross multiply
    4,109.78x = 5,674.05 × 3,262.49
  4. Step 4: Simplify right side
    4,109.78x = 18,511,503.01
  5. Step 5: Solve for x
    x = 18,511,503.01/4,109.78
  6. Step 6: Final answer
    x = 4,504.26

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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.