Home / 3,622.56-5,428.98-3,194.88

Finding the Fourth Proportional to 3,622.56, 5,428.98 and 3,194.88

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Solution

The fourth proportional to 3,622.56, 5,428.98 and 3,194.88 is: 4,788.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.56 : 5,428.98 = 3,194.88 : x
  2. Step 2: Convert to fraction form
    3,622.56/5,428.98 = 3,194.88/x
  3. Step 3: Cross multiply
    3,622.56x = 5,428.98 × 3,194.88
  4. Step 4: Simplify right side
    3,622.56x = 17,344,939.62
  5. Step 5: Solve for x
    x = 17,344,939.62/3,622.56
  6. Step 6: Final answer
    x = 4,788.03

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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.