Home / 3,447.09-4,747.07-3,235.97

Finding the Fourth Proportional to 3,447.09, 4,747.07 and 3,235.97

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Solution

The fourth proportional to 3,447.09, 4,747.07 and 3,235.97 is: 4,456.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.09 : 4,747.07 = 3,235.97 : x
  2. Step 2: Convert to fraction form
    3,447.09/4,747.07 = 3,235.97/x
  3. Step 3: Cross multiply
    3,447.09x = 4,747.07 × 3,235.97
  4. Step 4: Simplify right side
    3,447.09x = 15,361,396.07
  5. Step 5: Solve for x
    x = 15,361,396.07/3,447.09
  6. Step 6: Final answer
    x = 4,456.34

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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.