Home / 11,244.38-16,867.40-4,318.88

Finding the Fourth Proportional to 11,244.38, 16,867.40 and 4,318.88

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Solution

The fourth proportional to 11,244.38, 16,867.40 and 4,318.88 is: 6,478.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,244.38 : 16,867.40 = 4,318.88 : x
  2. Step 2: Convert to fraction form
    11,244.38/16,867.40 = 4,318.88/x
  3. Step 3: Cross multiply
    11,244.38x = 16,867.40 × 4,318.88
  4. Step 4: Simplify right side
    11,244.38x = 72,848,170.58
  5. Step 5: Solve for x
    x = 72,848,170.58/11,244.38
  6. Step 6: Final answer
    x = 6,478.63

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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.