Home / 11,131.60-16,699.23-4,556.02

Finding the Fourth Proportional to 11,131.60, 16,699.23 and 4,556.02

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Solution

The fourth proportional to 11,131.60, 16,699.23 and 4,556.02 is: 6,834.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131.60 : 16,699.23 = 4,556.02 : x
  2. Step 2: Convert to fraction form
    11,131.60/16,699.23 = 4,556.02/x
  3. Step 3: Cross multiply
    11,131.60x = 16,699.23 × 4,556.02
  4. Step 4: Simplify right side
    11,131.60x = 76,082,025.86
  5. Step 5: Solve for x
    x = 76,082,025.86/11,131.60
  6. Step 6: Final answer
    x = 6,834.78

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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.