Home / 4,206.75-5,805.82-2,438.43

Finding the Fourth Proportional to 4,206.75, 5,805.82 and 2,438.43

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Solution

The fourth proportional to 4,206.75, 5,805.82 and 2,438.43 is: 3,365.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.75 : 5,805.82 = 2,438.43 : x
  2. Step 2: Convert to fraction form
    4,206.75/5,805.82 = 2,438.43/x
  3. Step 3: Cross multiply
    4,206.75x = 5,805.82 × 2,438.43
  4. Step 4: Simplify right side
    4,206.75x = 14,157,085.66
  5. Step 5: Solve for x
    x = 14,157,085.66/4,206.75
  6. Step 6: Final answer
    x = 3,365.33

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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.