Home / 6,738.13-10,109.23-3,453.55

Finding the Fourth Proportional to 6,738.13, 10,109.23 and 3,453.55

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Solution

The fourth proportional to 6,738.13, 10,109.23 and 3,453.55 is: 5,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.13 : 10,109.23 = 3,453.55 : x
  2. Step 2: Convert to fraction form
    6,738.13/10,109.23 = 3,453.55/x
  3. Step 3: Cross multiply
    6,738.13x = 10,109.23 × 3,453.55
  4. Step 4: Simplify right side
    6,738.13x = 34,912,672.09
  5. Step 5: Solve for x
    x = 34,912,672.09/6,738.13
  6. Step 6: Final answer
    x = 5,181.36

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1.5x scale

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.