Home / 3,450.32-5,146-2,933.72

Finding the Fourth Proportional to 3,450.32, 5,146 and 2,933.72

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Solution

The fourth proportional to 3,450.32, 5,146 and 2,933.72 is: 4,375.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.32 : 5,146 = 2,933.72 : x
  2. Step 2: Convert to fraction form
    3,450.32/5,146 = 2,933.72/x
  3. Step 3: Cross multiply
    3,450.32x = 5,146 × 2,933.72
  4. Step 4: Simplify right side
    3,450.32x = 15,096,923.12
  5. Step 5: Solve for x
    x = 15,096,923.12/3,450.32
  6. Step 6: Final answer
    x = 4,375.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.