Home / 11,101.05-16,652.42-3,705.49

Finding the Fourth Proportional to 11,101.05, 16,652.42 and 3,705.49

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Solution

The fourth proportional to 11,101.05, 16,652.42 and 3,705.49 is: 5,558.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.05 : 16,652.42 = 3,705.49 : x
  2. Step 2: Convert to fraction form
    11,101.05/16,652.42 = 3,705.49/x
  3. Step 3: Cross multiply
    11,101.05x = 16,652.42 × 3,705.49
  4. Step 4: Simplify right side
    11,101.05x = 61,705,375.79
  5. Step 5: Solve for x
    x = 61,705,375.79/11,101.05
  6. Step 6: Final answer
    x = 5,558.52

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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.