Home / 11,928.66-17,892.98-3,164.25

Finding the Fourth Proportional to 11,928.66, 17,892.98 and 3,164.25

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Solution

The fourth proportional to 11,928.66, 17,892.98 and 3,164.25 is: 4,746.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928.66 : 17,892.98 = 3,164.25 : x
  2. Step 2: Convert to fraction form
    11,928.66/17,892.98 = 3,164.25/x
  3. Step 3: Cross multiply
    11,928.66x = 17,892.98 × 3,164.25
  4. Step 4: Simplify right side
    11,928.66x = 56,617,861.97
  5. Step 5: Solve for x
    x = 56,617,861.97/11,928.66
  6. Step 6: Final answer
    x = 4,746.37

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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.