Home / 3,469.68-5,205.96-1,161.36

Finding the Fourth Proportional to 3,469.68, 5,205.96 and 1,161.36

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Solution

The fourth proportional to 3,469.68, 5,205.96 and 1,161.36 is: 1,742.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.68 : 5,205.96 = 1,161.36 : x
  2. Step 2: Convert to fraction form
    3,469.68/5,205.96 = 1,161.36/x
  3. Step 3: Cross multiply
    3,469.68x = 5,205.96 × 1,161.36
  4. Step 4: Simplify right side
    3,469.68x = 6,045,993.71
  5. Step 5: Solve for x
    x = 6,045,993.71/3,469.68
  6. Step 6: Final answer
    x = 1,742.52

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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.