Home / 3,119.96-4,673.24-1,474.04

Finding the Fourth Proportional to 3,119.96, 4,673.24 and 1,474.04

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Solution

The fourth proportional to 3,119.96, 4,673.24 and 1,474.04 is: 2,207.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.96 : 4,673.24 = 1,474.04 : x
  2. Step 2: Convert to fraction form
    3,119.96/4,673.24 = 1,474.04/x
  3. Step 3: Cross multiply
    3,119.96x = 4,673.24 × 1,474.04
  4. Step 4: Simplify right side
    3,119.96x = 6,888,542.69
  5. Step 5: Solve for x
    x = 6,888,542.69/3,119.96
  6. Step 6: Final answer
    x = 2,207.89

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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.