Home / 6,664.96-9,196.96-3,869.92

Finding the Fourth Proportional to 6,664.96, 9,196.96 and 3,869.92

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Solution

The fourth proportional to 6,664.96, 9,196.96 and 3,869.92 is: 5,340.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.96 : 9,196.96 = 3,869.92 : x
  2. Step 2: Convert to fraction form
    6,664.96/9,196.96 = 3,869.92/x
  3. Step 3: Cross multiply
    6,664.96x = 9,196.96 × 3,869.92
  4. Step 4: Simplify right side
    6,664.96x = 35,591,499.44
  5. Step 5: Solve for x
    x = 35,591,499.44/6,664.96
  6. Step 6: Final answer
    x = 5,340.09

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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.