Home / 3,366.90-5,049.54-1,806.30

Finding the Fourth Proportional to 3,366.90, 5,049.54 and 1,806.30

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Solution

The fourth proportional to 3,366.90, 5,049.54 and 1,806.30 is: 2,709.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.90 : 5,049.54 = 1,806.30 : x
  2. Step 2: Convert to fraction form
    3,366.90/5,049.54 = 1,806.30/x
  3. Step 3: Cross multiply
    3,366.90x = 5,049.54 × 1,806.30
  4. Step 4: Simplify right side
    3,366.90x = 9,120,984.10
  5. Step 5: Solve for x
    x = 9,120,984.10/3,366.90
  6. Step 6: Final answer
    x = 2,709.02

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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.