Home / 3,391.94-4,682.75-2,330.33

Finding the Fourth Proportional to 3,391.94, 4,682.75 and 2,330.33

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Solution

The fourth proportional to 3,391.94, 4,682.75 and 2,330.33 is: 3,217.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.94 : 4,682.75 = 2,330.33 : x
  2. Step 2: Convert to fraction form
    3,391.94/4,682.75 = 2,330.33/x
  3. Step 3: Cross multiply
    3,391.94x = 4,682.75 × 2,330.33
  4. Step 4: Simplify right side
    3,391.94x = 10,912,317.74
  5. Step 5: Solve for x
    x = 10,912,317.74/3,391.94
  6. Step 6: Final answer
    x = 3,217.13

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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.