Home / 11,189.32-16,783.97-2,869.41

Finding the Fourth Proportional to 11,189.32, 16,783.97 and 2,869.41

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Solution

The fourth proportional to 11,189.32, 16,783.97 and 2,869.41 is: 4,304.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.32 : 16,783.97 = 2,869.41 : x
  2. Step 2: Convert to fraction form
    11,189.32/16,783.97 = 2,869.41/x
  3. Step 3: Cross multiply
    11,189.32x = 16,783.97 × 2,869.41
  4. Step 4: Simplify right side
    11,189.32x = 48,160,091.36
  5. Step 5: Solve for x
    x = 48,160,091.36/11,189.32
  6. Step 6: Final answer
    x = 4,304.11

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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.