Home / 7,419.68-11,125.82-3,035.96

Finding the Fourth Proportional to 7,419.68, 11,125.82 and 3,035.96

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Solution

The fourth proportional to 7,419.68, 11,125.82 and 3,035.96 is: 4,552.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.68 : 11,125.82 = 3,035.96 : x
  2. Step 2: Convert to fraction form
    7,419.68/11,125.82 = 3,035.96/x
  3. Step 3: Cross multiply
    7,419.68x = 11,125.82 × 3,035.96
  4. Step 4: Simplify right side
    7,419.68x = 33,777,544.49
  5. Step 5: Solve for x
    x = 33,777,544.49/7,419.68
  6. Step 6: Final answer
    x = 4,552.43

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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.