Home / 3,799.84-5,242.08-2,227

Finding the Fourth Proportional to 3,799.84, 5,242.08 and 2,227

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Solution

The fourth proportional to 3,799.84, 5,242.08 and 2,227 is: 3,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.84 : 5,242.08 = 2,227 : x
  2. Step 2: Convert to fraction form
    3,799.84/5,242.08 = 2,227/x
  3. Step 3: Cross multiply
    3,799.84x = 5,242.08 × 2,227
  4. Step 4: Simplify right side
    3,799.84x = 11,674,112.16
  5. Step 5: Solve for x
    x = 11,674,112.16/3,799.84
  6. Step 6: Final answer
    x = 3,072.26

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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.