Home / 3,504.76-4,832.04-2,872.96

Finding the Fourth Proportional to 3,504.76, 4,832.04 and 2,872.96

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Solution

The fourth proportional to 3,504.76, 4,832.04 and 2,872.96 is: 3,960.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.76 : 4,832.04 = 2,872.96 : x
  2. Step 2: Convert to fraction form
    3,504.76/4,832.04 = 2,872.96/x
  3. Step 3: Cross multiply
    3,504.76x = 4,832.04 × 2,872.96
  4. Step 4: Simplify right side
    3,504.76x = 13,882,257.64
  5. Step 5: Solve for x
    x = 13,882,257.64/3,504.76
  6. Step 6: Final answer
    x = 3,960.97

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Half scale
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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.