Home / 6,891.04-10,330.80-3,195.93

Finding the Fourth Proportional to 6,891.04, 10,330.80 and 3,195.93

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Solution

The fourth proportional to 6,891.04, 10,330.80 and 3,195.93 is: 4,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.04 : 10,330.80 = 3,195.93 : x
  2. Step 2: Convert to fraction form
    6,891.04/10,330.80 = 3,195.93/x
  3. Step 3: Cross multiply
    6,891.04x = 10,330.80 × 3,195.93
  4. Step 4: Simplify right side
    6,891.04x = 33,016,513.64
  5. Step 5: Solve for x
    x = 33,016,513.64/6,891.04
  6. Step 6: Final answer
    x = 4,791.22

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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.