Home / 3,103.16-4,273.02-2,682.74

Finding the Fourth Proportional to 3,103.16, 4,273.02 and 2,682.74

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Solution

The fourth proportional to 3,103.16, 4,273.02 and 2,682.74 is: 3,694.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.16 : 4,273.02 = 2,682.74 : x
  2. Step 2: Convert to fraction form
    3,103.16/4,273.02 = 2,682.74/x
  3. Step 3: Cross multiply
    3,103.16x = 4,273.02 × 2,682.74
  4. Step 4: Simplify right side
    3,103.16x = 11,463,401.67
  5. Step 5: Solve for x
    x = 11,463,401.67/3,103.16
  6. Step 6: Final answer
    x = 3,694.11

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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.