Home / 6,927.30-10,390.95-1,996.95

Finding the Fourth Proportional to 6,927.30, 10,390.95 and 1,996.95

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Solution

The fourth proportional to 6,927.30, 10,390.95 and 1,996.95 is: 2,995.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.30 : 10,390.95 = 1,996.95 : x
  2. Step 2: Convert to fraction form
    6,927.30/10,390.95 = 1,996.95/x
  3. Step 3: Cross multiply
    6,927.30x = 10,390.95 × 1,996.95
  4. Step 4: Simplify right side
    6,927.30x = 20,750,207.60
  5. Step 5: Solve for x
    x = 20,750,207.60/6,927.30
  6. Step 6: Final answer
    x = 2,995.43

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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.