Home / 10,887.12-16,333.65-3,096

Finding the Fourth Proportional to 10,887.12, 16,333.65 and 3,096

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Solution

The fourth proportional to 10,887.12, 16,333.65 and 3,096 is: 4,644.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887.12 : 16,333.65 = 3,096 : x
  2. Step 2: Convert to fraction form
    10,887.12/16,333.65 = 3,096/x
  3. Step 3: Cross multiply
    10,887.12x = 16,333.65 × 3,096
  4. Step 4: Simplify right side
    10,887.12x = 50,568,980.40
  5. Step 5: Solve for x
    x = 50,568,980.40/10,887.12
  6. Step 6: Final answer
    x = 4,644.84

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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.