Home / 3,474.91-5,213.49-1,283.95

Finding the Fourth Proportional to 3,474.91, 5,213.49 and 1,283.95

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Solution

The fourth proportional to 3,474.91, 5,213.49 and 1,283.95 is: 1,926.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.91 : 5,213.49 = 1,283.95 : x
  2. Step 2: Convert to fraction form
    3,474.91/5,213.49 = 1,283.95/x
  3. Step 3: Cross multiply
    3,474.91x = 5,213.49 × 1,283.95
  4. Step 4: Simplify right side
    3,474.91x = 6,693,860.49
  5. Step 5: Solve for x
    x = 6,693,860.49/3,474.91
  6. Step 6: Final answer
    x = 1,926.34

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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.