Home / 3,850.51-5,313.70-2,082.12

Finding the Fourth Proportional to 3,850.51, 5,313.70 and 2,082.12

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Solution

The fourth proportional to 3,850.51, 5,313.70 and 2,082.12 is: 2,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.51 : 5,313.70 = 2,082.12 : x
  2. Step 2: Convert to fraction form
    3,850.51/5,313.70 = 2,082.12/x
  3. Step 3: Cross multiply
    3,850.51x = 5,313.70 × 2,082.12
  4. Step 4: Simplify right side
    3,850.51x = 11,063,773.61
  5. Step 5: Solve for x
    x = 11,063,773.61/3,850.51
  6. Step 6: Final answer
    x = 2,873.33

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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.