Home / 11,303.62-16,949.96-3,905.49

Finding the Fourth Proportional to 11,303.62, 16,949.96 and 3,905.49

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Solution

The fourth proportional to 11,303.62, 16,949.96 and 3,905.49 is: 5,856.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,303.62 : 16,949.96 = 3,905.49 : x
  2. Step 2: Convert to fraction form
    11,303.62/16,949.96 = 3,905.49/x
  3. Step 3: Cross multiply
    11,303.62x = 16,949.96 × 3,905.49
  4. Step 4: Simplify right side
    11,303.62x = 66,197,814.53
  5. Step 5: Solve for x
    x = 66,197,814.53/11,303.62
  6. Step 6: Final answer
    x = 5,856.34

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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.