Home / 6,736.80-10,104.36-1,806.72

Finding the Fourth Proportional to 6,736.80, 10,104.36 and 1,806.72

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Solution

The fourth proportional to 6,736.80, 10,104.36 and 1,806.72 is: 2,709.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.80 : 10,104.36 = 1,806.72 : x
  2. Step 2: Convert to fraction form
    6,736.80/10,104.36 = 1,806.72/x
  3. Step 3: Cross multiply
    6,736.80x = 10,104.36 × 1,806.72
  4. Step 4: Simplify right side
    6,736.80x = 18,255,749.30
  5. Step 5: Solve for x
    x = 18,255,749.30/6,736.80
  6. Step 6: Final answer
    x = 2,709.85

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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.