Home / 3,629.58-5,008.50-2,213.70

Finding the Fourth Proportional to 3,629.58, 5,008.50 and 2,213.70

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Solution

The fourth proportional to 3,629.58, 5,008.50 and 2,213.70 is: 3,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.58 : 5,008.50 = 2,213.70 : x
  2. Step 2: Convert to fraction form
    3,629.58/5,008.50 = 2,213.70/x
  3. Step 3: Cross multiply
    3,629.58x = 5,008.50 × 2,213.70
  4. Step 4: Simplify right side
    3,629.58x = 11,087,316.45
  5. Step 5: Solve for x
    x = 11,087,316.45/3,629.58
  6. Step 6: Final answer
    x = 3,054.71

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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.