Home / 3,886.36-5,363.00-2,207.73

Finding the Fourth Proportional to 3,886.36, 5,363.00 and 2,207.73

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Solution

The fourth proportional to 3,886.36, 5,363.00 and 2,207.73 is: 3,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.36 : 5,363.00 = 2,207.73 : x
  2. Step 2: Convert to fraction form
    3,886.36/5,363.00 = 2,207.73/x
  3. Step 3: Cross multiply
    3,886.36x = 5,363.00 × 2,207.73
  4. Step 4: Simplify right side
    3,886.36x = 11,840,018.14
  5. Step 5: Solve for x
    x = 11,840,018.14/3,886.36
  6. Step 6: Final answer
    x = 3,046.56

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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.