Home / 3,013.92-4,519.19-933.34

Finding the Fourth Proportional to 3,013.92, 4,519.19 and 933.34

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Solution

The fourth proportional to 3,013.92, 4,519.19 and 933.34 is: 1,399.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.92 : 4,519.19 = 933.34 : x
  2. Step 2: Convert to fraction form
    3,013.92/4,519.19 = 933.34/x
  3. Step 3: Cross multiply
    3,013.92x = 4,519.19 × 933.34
  4. Step 4: Simplify right side
    3,013.92x = 4,217,940.79
  5. Step 5: Solve for x
    x = 4,217,940.79/3,013.92
  6. Step 6: Final answer
    x = 1,399.49

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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.