Home / 4,805.53-7,198.94-3,157.07

Finding the Fourth Proportional to 4,805.53, 7,198.94 and 3,157.07

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Solution

The fourth proportional to 4,805.53, 7,198.94 and 3,157.07 is: 4,729.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.53 : 7,198.94 = 3,157.07 : x
  2. Step 2: Convert to fraction form
    4,805.53/7,198.94 = 3,157.07/x
  3. Step 3: Cross multiply
    4,805.53x = 7,198.94 × 3,157.07
  4. Step 4: Simplify right side
    4,805.53x = 22,727,529.40
  5. Step 5: Solve for x
    x = 22,727,529.40/4,805.53
  6. Step 6: Final answer
    x = 4,729.46

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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.