Home / 3,380.22-5,069.37-1,300.08

Finding the Fourth Proportional to 3,380.22, 5,069.37 and 1,300.08

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Solution

The fourth proportional to 3,380.22, 5,069.37 and 1,300.08 is: 1,949.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.22 : 5,069.37 = 1,300.08 : x
  2. Step 2: Convert to fraction form
    3,380.22/5,069.37 = 1,300.08/x
  3. Step 3: Cross multiply
    3,380.22x = 5,069.37 × 1,300.08
  4. Step 4: Simplify right side
    3,380.22x = 6,590,586.55
  5. Step 5: Solve for x
    x = 6,590,586.55/3,380.22
  6. Step 6: Final answer
    x = 1,949.75

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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.