Home / 5,383.28-7,425.96-3,495.44

Finding the Fourth Proportional to 5,383.28, 7,425.96 and 3,495.44

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Solution

The fourth proportional to 5,383.28, 7,425.96 and 3,495.44 is: 4,821.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.28 : 7,425.96 = 3,495.44 : x
  2. Step 2: Convert to fraction form
    5,383.28/7,425.96 = 3,495.44/x
  3. Step 3: Cross multiply
    5,383.28x = 7,425.96 × 3,495.44
  4. Step 4: Simplify right side
    5,383.28x = 25,956,997.62
  5. Step 5: Solve for x
    x = 25,956,997.62/5,383.28
  6. Step 6: Final answer
    x = 4,821.78

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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.