Home / 3,383.93-4,660.13-3,172.97

Finding the Fourth Proportional to 3,383.93, 4,660.13 and 3,172.97

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Solution

The fourth proportional to 3,383.93, 4,660.13 and 3,172.97 is: 4,369.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.93 : 4,660.13 = 3,172.97 : x
  2. Step 2: Convert to fraction form
    3,383.93/4,660.13 = 3,172.97/x
  3. Step 3: Cross multiply
    3,383.93x = 4,660.13 × 3,172.97
  4. Step 4: Simplify right side
    3,383.93x = 14,786,472.27
  5. Step 5: Solve for x
    x = 14,786,472.27/3,383.93
  6. Step 6: Final answer
    x = 4,369.62

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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.