Home / 6,944.58-10,419.89-3,820.77

Finding the Fourth Proportional to 6,944.58, 10,419.89 and 3,820.77

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Solution

The fourth proportional to 6,944.58, 10,419.89 and 3,820.77 is: 5,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,944.58 : 10,419.89 = 3,820.77 : x
  2. Step 2: Convert to fraction form
    6,944.58/10,419.89 = 3,820.77/x
  3. Step 3: Cross multiply
    6,944.58x = 10,419.89 × 3,820.77
  4. Step 4: Simplify right side
    6,944.58x = 39,811,984.01
  5. Step 5: Solve for x
    x = 39,811,984.01/6,944.58
  6. Step 6: Final answer
    x = 5,732.81

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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.