Home / 3,682.84-5,082.31-2,110.94

Finding the Fourth Proportional to 3,682.84, 5,082.31 and 2,110.94

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Solution

The fourth proportional to 3,682.84, 5,082.31 and 2,110.94 is: 2,913.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.84 : 5,082.31 = 2,110.94 : x
  2. Step 2: Convert to fraction form
    3,682.84/5,082.31 = 2,110.94/x
  3. Step 3: Cross multiply
    3,682.84x = 5,082.31 × 2,110.94
  4. Step 4: Simplify right side
    3,682.84x = 10,728,451.47
  5. Step 5: Solve for x
    x = 10,728,451.47/3,682.84
  6. Step 6: Final answer
    x = 2,913.09

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1.5x scale

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.