Home / 3,040.31-4,195.73-1,714.07

Finding the Fourth Proportional to 3,040.31, 4,195.73 and 1,714.07

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Solution

The fourth proportional to 3,040.31, 4,195.73 and 1,714.07 is: 2,365.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.31 : 4,195.73 = 1,714.07 : x
  2. Step 2: Convert to fraction form
    3,040.31/4,195.73 = 1,714.07/x
  3. Step 3: Cross multiply
    3,040.31x = 4,195.73 × 1,714.07
  4. Step 4: Simplify right side
    3,040.31x = 7,191,766.35
  5. Step 5: Solve for x
    x = 7,191,766.35/3,040.31
  6. Step 6: Final answer
    x = 2,365.47

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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.