Home / 3,959.18-5,912.93-3,367.88

Finding the Fourth Proportional to 3,959.18, 5,912.93 and 3,367.88

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Solution

The fourth proportional to 3,959.18, 5,912.93 and 3,367.88 is: 5,029.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.18 : 5,912.93 = 3,367.88 : x
  2. Step 2: Convert to fraction form
    3,959.18/5,912.93 = 3,367.88/x
  3. Step 3: Cross multiply
    3,959.18x = 5,912.93 × 3,367.88
  4. Step 4: Simplify right side
    3,959.18x = 19,914,038.69
  5. Step 5: Solve for x
    x = 19,914,038.69/3,959.18
  6. Step 6: Final answer
    x = 5,029.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.