Home / 3,504.92-5,257.38-2,688.44

Finding the Fourth Proportional to 3,504.92, 5,257.38 and 2,688.44

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Solution

The fourth proportional to 3,504.92, 5,257.38 and 2,688.44 is: 4,032.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.92 : 5,257.38 = 2,688.44 : x
  2. Step 2: Convert to fraction form
    3,504.92/5,257.38 = 2,688.44/x
  3. Step 3: Cross multiply
    3,504.92x = 5,257.38 × 2,688.44
  4. Step 4: Simplify right side
    3,504.92x = 14,134,150.69
  5. Step 5: Solve for x
    x = 14,134,150.69/3,504.92
  6. Step 6: Final answer
    x = 4,032.66

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.