Home / 6,926.65-10,390.01-1,996.31

Finding the Fourth Proportional to 6,926.65, 10,390.01 and 1,996.31

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Solution

The fourth proportional to 6,926.65, 10,390.01 and 1,996.31 is: 2,994.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.65 : 10,390.01 = 1,996.31 : x
  2. Step 2: Convert to fraction form
    6,926.65/10,390.01 = 1,996.31/x
  3. Step 3: Cross multiply
    6,926.65x = 10,390.01 × 1,996.31
  4. Step 4: Simplify right side
    6,926.65x = 20,741,696.86
  5. Step 5: Solve for x
    x = 20,741,696.86/6,926.65
  6. Step 6: Final answer
    x = 2,994.48

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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.