Home / 6,926.36-10,391.30-1,995.88

Finding the Fourth Proportional to 6,926.36, 10,391.30 and 1,995.88

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Solution

The fourth proportional to 6,926.36, 10,391.30 and 1,995.88 is: 2,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.36 : 10,391.30 = 1,995.88 : x
  2. Step 2: Convert to fraction form
    6,926.36/10,391.30 = 1,995.88/x
  3. Step 3: Cross multiply
    6,926.36x = 10,391.30 × 1,995.88
  4. Step 4: Simplify right side
    6,926.36x = 20,739,787.84
  5. Step 5: Solve for x
    x = 20,739,787.84/6,926.36
  6. Step 6: Final answer
    x = 2,994.33

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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.