Home / 6,338.05-9,505.08-2,639.32

Finding the Fourth Proportional to 6,338.05, 9,505.08 and 2,639.32

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Solution

The fourth proportional to 6,338.05, 9,505.08 and 2,639.32 is: 3,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,338.05 : 9,505.08 = 2,639.32 : x
  2. Step 2: Convert to fraction form
    6,338.05/9,505.08 = 2,639.32/x
  3. Step 3: Cross multiply
    6,338.05x = 9,505.08 × 2,639.32
  4. Step 4: Simplify right side
    6,338.05x = 25,086,923.98
  5. Step 5: Solve for x
    x = 25,086,923.98/6,338.05
  6. Step 6: Final answer
    x = 3,958.15

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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.