Home / 11,168.20-16,751.83-2,848.42

Finding the Fourth Proportional to 11,168.20, 16,751.83 and 2,848.42

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Solution

The fourth proportional to 11,168.20, 16,751.83 and 2,848.42 is: 4,272.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.20 : 16,751.83 = 2,848.42 : x
  2. Step 2: Convert to fraction form
    11,168.20/16,751.83 = 2,848.42/x
  3. Step 3: Cross multiply
    11,168.20x = 16,751.83 × 2,848.42
  4. Step 4: Simplify right side
    11,168.20x = 47,716,247.61
  5. Step 5: Solve for x
    x = 47,716,247.61/11,168.20
  6. Step 6: Final answer
    x = 4,272.51

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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.