Home / 3,633.28-5,425.21-3,427.96

Finding the Fourth Proportional to 3,633.28, 5,425.21 and 3,427.96

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Solution

The fourth proportional to 3,633.28, 5,425.21 and 3,427.96 is: 5,118.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.28 : 5,425.21 = 3,427.96 : x
  2. Step 2: Convert to fraction form
    3,633.28/5,425.21 = 3,427.96/x
  3. Step 3: Cross multiply
    3,633.28x = 5,425.21 × 3,427.96
  4. Step 4: Simplify right side
    3,633.28x = 18,597,402.87
  5. Step 5: Solve for x
    x = 18,597,402.87/3,633.28
  6. Step 6: Final answer
    x = 5,118.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.