Home / 3,450.32-5,176.66-1,370.92

Finding the Fourth Proportional to 3,450.32, 5,176.66 and 1,370.92

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Solution

The fourth proportional to 3,450.32, 5,176.66 and 1,370.92 is: 2,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.32 : 5,176.66 = 1,370.92 : x
  2. Step 2: Convert to fraction form
    3,450.32/5,176.66 = 1,370.92/x
  3. Step 3: Cross multiply
    3,450.32x = 5,176.66 × 1,370.92
  4. Step 4: Simplify right side
    3,450.32x = 7,096,786.73
  5. Step 5: Solve for x
    x = 7,096,786.73/3,450.32
  6. Step 6: Final answer
    x = 2,056.85

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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.