Home / 3,206.46-4,811.85-1,451.94

Finding the Fourth Proportional to 3,206.46, 4,811.85 and 1,451.94

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Solution

The fourth proportional to 3,206.46, 4,811.85 and 1,451.94 is: 2,178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.46 : 4,811.85 = 1,451.94 : x
  2. Step 2: Convert to fraction form
    3,206.46/4,811.85 = 1,451.94/x
  3. Step 3: Cross multiply
    3,206.46x = 4,811.85 × 1,451.94
  4. Step 4: Simplify right side
    3,206.46x = 6,986,517.49
  5. Step 5: Solve for x
    x = 6,986,517.49/3,206.46
  6. Step 6: Final answer
    x = 2,178.89

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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.