Home / 6,729.32-10,095.16-2,780.56

Finding the Fourth Proportional to 6,729.32, 10,095.16 and 2,780.56

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Solution

The fourth proportional to 6,729.32, 10,095.16 and 2,780.56 is: 4,171.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.32 : 10,095.16 = 2,780.56 : x
  2. Step 2: Convert to fraction form
    6,729.32/10,095.16 = 2,780.56/x
  3. Step 3: Cross multiply
    6,729.32x = 10,095.16 × 2,780.56
  4. Step 4: Simplify right side
    6,729.32x = 28,070,198.09
  5. Step 5: Solve for x
    x = 28,070,198.09/6,729.32
  6. Step 6: Final answer
    x = 4,171.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.