Home / 11,142.54-16,714.20-3,747.24

Finding the Fourth Proportional to 11,142.54, 16,714.20 and 3,747.24

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Solution

The fourth proportional to 11,142.54, 16,714.20 and 3,747.24 is: 5,620.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,142.54 : 16,714.20 = 3,747.24 : x
  2. Step 2: Convert to fraction form
    11,142.54/16,714.20 = 3,747.24/x
  3. Step 3: Cross multiply
    11,142.54x = 16,714.20 × 3,747.24
  4. Step 4: Simplify right side
    11,142.54x = 62,632,118.81
  5. Step 5: Solve for x
    x = 62,632,118.81/11,142.54
  6. Step 6: Final answer
    x = 5,620.99

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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.