Home / 6,410.46-8,846.55-3,759.78

Finding the Fourth Proportional to 6,410.46, 8,846.55 and 3,759.78

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Solution

The fourth proportional to 6,410.46, 8,846.55 and 3,759.78 is: 5,188.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.46 : 8,846.55 = 3,759.78 : x
  2. Step 2: Convert to fraction form
    6,410.46/8,846.55 = 3,759.78/x
  3. Step 3: Cross multiply
    6,410.46x = 8,846.55 × 3,759.78
  4. Step 4: Simplify right side
    6,410.46x = 33,261,081.76
  5. Step 5: Solve for x
    x = 33,261,081.76/6,410.46
  6. Step 6: Final answer
    x = 5,188.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.