Home / 3,886.82-5,830.11-2,238.26

Finding the Fourth Proportional to 3,886.82, 5,830.11 and 2,238.26

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Solution

The fourth proportional to 3,886.82, 5,830.11 and 2,238.26 is: 3,357.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.82 : 5,830.11 = 2,238.26 : x
  2. Step 2: Convert to fraction form
    3,886.82/5,830.11 = 2,238.26/x
  3. Step 3: Cross multiply
    3,886.82x = 5,830.11 × 2,238.26
  4. Step 4: Simplify right side
    3,886.82x = 13,049,302.01
  5. Step 5: Solve for x
    x = 13,049,302.01/3,886.82
  6. Step 6: Final answer
    x = 3,357.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.