Home / 2,696.86-4,040.73-1,710.79

Finding the Fourth Proportional to 2,696.86, 4,040.73 and 1,710.79

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Solution

The fourth proportional to 2,696.86, 4,040.73 and 1,710.79 is: 2,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.86 : 4,040.73 = 1,710.79 : x
  2. Step 2: Convert to fraction form
    2,696.86/4,040.73 = 1,710.79/x
  3. Step 3: Cross multiply
    2,696.86x = 4,040.73 × 1,710.79
  4. Step 4: Simplify right side
    2,696.86x = 6,912,825.56
  5. Step 5: Solve for x
    x = 6,912,825.56/2,696.86
  6. Step 6: Final answer
    x = 2,563.29

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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.