Home / 6,738.60-9,299.01-3,754.38

Finding the Fourth Proportional to 6,738.60, 9,299.01 and 3,754.38

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Solution

The fourth proportional to 6,738.60, 9,299.01 and 3,754.38 is: 5,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.60 : 9,299.01 = 3,754.38 : x
  2. Step 2: Convert to fraction form
    6,738.60/9,299.01 = 3,754.38/x
  3. Step 3: Cross multiply
    6,738.60x = 9,299.01 × 3,754.38
  4. Step 4: Simplify right side
    6,738.60x = 34,912,017.16
  5. Step 5: Solve for x
    x = 34,912,017.16/6,738.60
  6. Step 6: Final answer
    x = 5,180.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.