Home / 3,701.76-5,544.96-2,161.92

Finding the Fourth Proportional to 3,701.76, 5,544.96 and 2,161.92

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Solution

The fourth proportional to 3,701.76, 5,544.96 and 2,161.92 is: 3,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.76 : 5,544.96 = 2,161.92 : x
  2. Step 2: Convert to fraction form
    3,701.76/5,544.96 = 2,161.92/x
  3. Step 3: Cross multiply
    3,701.76x = 5,544.96 × 2,161.92
  4. Step 4: Simplify right side
    3,701.76x = 11,987,759.92
  5. Step 5: Solve for x
    x = 11,987,759.92/3,701.76
  6. Step 6: Final answer
    x = 3,238.39

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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.