Home / 3,809.14-5,707.80-2,641.42

Finding the Fourth Proportional to 3,809.14, 5,707.80 and 2,641.42

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Solution

The fourth proportional to 3,809.14, 5,707.80 and 2,641.42 is: 3,958.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.14 : 5,707.80 = 2,641.42 : x
  2. Step 2: Convert to fraction form
    3,809.14/5,707.80 = 2,641.42/x
  3. Step 3: Cross multiply
    3,809.14x = 5,707.80 × 2,641.42
  4. Step 4: Simplify right side
    3,809.14x = 15,076,697.08
  5. Step 5: Solve for x
    x = 15,076,697.08/3,809.14
  6. Step 6: Final answer
    x = 3,958.03

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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.