Home / 3,539.43-5,309.17-1,074.27

Finding the Fourth Proportional to 3,539.43, 5,309.17 and 1,074.27

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Solution

The fourth proportional to 3,539.43, 5,309.17 and 1,074.27 is: 1,611.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.43 : 5,309.17 = 1,074.27 : x
  2. Step 2: Convert to fraction form
    3,539.43/5,309.17 = 1,074.27/x
  3. Step 3: Cross multiply
    3,539.43x = 5,309.17 × 1,074.27
  4. Step 4: Simplify right side
    3,539.43x = 5,703,499.28
  5. Step 5: Solve for x
    x = 5,703,499.28/3,539.43
  6. Step 6: Final answer
    x = 1,611.42

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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.