Home / 3,873.90-5,809.09-2,704.43

Finding the Fourth Proportional to 3,873.90, 5,809.09 and 2,704.43

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Solution

The fourth proportional to 3,873.90, 5,809.09 and 2,704.43 is: 4,055.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.90 : 5,809.09 = 2,704.43 : x
  2. Step 2: Convert to fraction form
    3,873.90/5,809.09 = 2,704.43/x
  3. Step 3: Cross multiply
    3,873.90x = 5,809.09 × 2,704.43
  4. Step 4: Simplify right side
    3,873.90x = 15,710,277.27
  5. Step 5: Solve for x
    x = 15,710,277.27/3,873.90
  6. Step 6: Final answer
    x = 4,055.42

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1.5x scale

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.