Home / 4,272.92-5,896.43-3,153.45

Finding the Fourth Proportional to 4,272.92, 5,896.43 and 3,153.45

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Solution

The fourth proportional to 4,272.92, 5,896.43 and 3,153.45 is: 4,351.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.92 : 5,896.43 = 3,153.45 : x
  2. Step 2: Convert to fraction form
    4,272.92/5,896.43 = 3,153.45/x
  3. Step 3: Cross multiply
    4,272.92x = 5,896.43 × 3,153.45
  4. Step 4: Simplify right side
    4,272.92x = 18,594,059.30
  5. Step 5: Solve for x
    x = 18,594,059.30/4,272.92
  6. Step 6: Final answer
    x = 4,351.61

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Double 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.