Home / 2,605.16-3,908.73-1,682.48

Finding the Fourth Proportional to 2,605.16, 3,908.73 and 1,682.48

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Solution

The fourth proportional to 2,605.16, 3,908.73 and 1,682.48 is: 2,524.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605.16 : 3,908.73 = 1,682.48 : x
  2. Step 2: Convert to fraction form
    2,605.16/3,908.73 = 1,682.48/x
  3. Step 3: Cross multiply
    2,605.16x = 3,908.73 × 1,682.48
  4. Step 4: Simplify right side
    2,605.16x = 6,576,360.05
  5. Step 5: Solve for x
    x = 6,576,360.05/2,605.16
  6. Step 6: Final answer
    x = 2,524.36

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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.