Home / 3,799.51-5,243.13-2,227.50

Finding the Fourth Proportional to 3,799.51, 5,243.13 and 2,227.50

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Solution

The fourth proportional to 3,799.51, 5,243.13 and 2,227.50 is: 3,073.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.51 : 5,243.13 = 2,227.50 : x
  2. Step 2: Convert to fraction form
    3,799.51/5,243.13 = 2,227.50/x
  3. Step 3: Cross multiply
    3,799.51x = 5,243.13 × 2,227.50
  4. Step 4: Simplify right side
    3,799.51x = 11,679,072.08
  5. Step 5: Solve for x
    x = 11,679,072.08/3,799.51
  6. Step 6: Final answer
    x = 3,073.84

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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.