Home / 3,682.58-5,082.08-2,110.97

Finding the Fourth Proportional to 3,682.58, 5,082.08 and 2,110.97

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Solution

The fourth proportional to 3,682.58, 5,082.08 and 2,110.97 is: 2,913.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.58 : 5,082.08 = 2,110.97 : x
  2. Step 2: Convert to fraction form
    3,682.58/5,082.08 = 2,110.97/x
  3. Step 3: Cross multiply
    3,682.58x = 5,082.08 × 2,110.97
  4. Step 4: Simplify right side
    3,682.58x = 10,728,118.42
  5. Step 5: Solve for x
    x = 10,728,118.42/3,682.58
  6. Step 6: Final answer
    x = 2,913.21

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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.