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Finding the Fourth Proportional to 3,338.94, 5,008.46 and 3,135.99

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Solution

The fourth proportional to 3,338.94, 5,008.46 and 3,135.99 is: 4,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.94 : 5,008.46 = 3,135.99 : x
  2. Step 2: Convert to fraction form
    3,338.94/5,008.46 = 3,135.99/x
  3. Step 3: Cross multiply
    3,338.94x = 5,008.46 × 3,135.99
  4. Step 4: Simplify right side
    3,338.94x = 15,706,464.80
  5. Step 5: Solve for x
    x = 15,706,464.80/3,338.94
  6. Step 6: Final answer
    x = 4,704.03

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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.