Home / 6,739.47-9,299.81-3,755.03

Finding the Fourth Proportional to 6,739.47, 9,299.81 and 3,755.03

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Solution

The fourth proportional to 6,739.47, 9,299.81 and 3,755.03 is: 5,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.47 : 9,299.81 = 3,755.03 : x
  2. Step 2: Convert to fraction form
    6,739.47/9,299.81 = 3,755.03/x
  3. Step 3: Cross multiply
    6,739.47x = 9,299.81 × 3,755.03
  4. Step 4: Simplify right side
    6,739.47x = 34,921,028.43
  5. Step 5: Solve for x
    x = 34,921,028.43/6,739.47
  6. Step 6: Final answer
    x = 5,181.57

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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.