Home / 3,454.56-4,757.58-3,443.76

Finding the Fourth Proportional to 3,454.56, 4,757.58 and 3,443.76

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Solution

The fourth proportional to 3,454.56, 4,757.58 and 3,443.76 is: 4,742.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.56 : 4,757.58 = 3,443.76 : x
  2. Step 2: Convert to fraction form
    3,454.56/4,757.58 = 3,443.76/x
  3. Step 3: Cross multiply
    3,454.56x = 4,757.58 × 3,443.76
  4. Step 4: Simplify right side
    3,454.56x = 16,383,963.70
  5. Step 5: Solve for x
    x = 16,383,963.70/3,454.56
  6. Step 6: Final answer
    x = 4,742.71

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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.