Home / 3,796.06-5,238.75-2,117.62

Finding the Fourth Proportional to 3,796.06, 5,238.75 and 2,117.62

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Solution

The fourth proportional to 3,796.06, 5,238.75 and 2,117.62 is: 2,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,796.06 : 5,238.75 = 2,117.62 : x
  2. Step 2: Convert to fraction form
    3,796.06/5,238.75 = 2,117.62/x
  3. Step 3: Cross multiply
    3,796.06x = 5,238.75 × 2,117.62
  4. Step 4: Simplify right side
    3,796.06x = 11,093,681.78
  5. Step 5: Solve for x
    x = 11,093,681.78/3,796.06
  6. Step 6: Final answer
    x = 2,922.42

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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.