Home / 4,481.28-6,676.84-4,229.76

Finding the Fourth Proportional to 4,481.28, 6,676.84 and 4,229.76

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Solution

The fourth proportional to 4,481.28, 6,676.84 and 4,229.76 is: 6,302.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.28 : 6,676.84 = 4,229.76 : x
  2. Step 2: Convert to fraction form
    4,481.28/6,676.84 = 4,229.76/x
  3. Step 3: Cross multiply
    4,481.28x = 6,676.84 × 4,229.76
  4. Step 4: Simplify right side
    4,481.28x = 28,241,430.76
  5. Step 5: Solve for x
    x = 28,241,430.76/4,481.28
  6. Step 6: Final answer
    x = 6,302.09

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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.