Home / 2,851.08-3,933.39-1,731.27

Finding the Fourth Proportional to 2,851.08, 3,933.39 and 1,731.27

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Solution

The fourth proportional to 2,851.08, 3,933.39 and 1,731.27 is: 2,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.08 : 3,933.39 = 1,731.27 : x
  2. Step 2: Convert to fraction form
    2,851.08/3,933.39 = 1,731.27/x
  3. Step 3: Cross multiply
    2,851.08x = 3,933.39 × 1,731.27
  4. Step 4: Simplify right side
    2,851.08x = 6,809,760.11
  5. Step 5: Solve for x
    x = 6,809,760.11/2,851.08
  6. Step 6: Final answer
    x = 2,388.48

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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.