Home / 10,748.32-16,121.04-4,173.88

Finding the Fourth Proportional to 10,748.32, 16,121.04 and 4,173.88

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Solution

The fourth proportional to 10,748.32, 16,121.04 and 4,173.88 is: 6,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.32 : 16,121.04 = 4,173.88 : x
  2. Step 2: Convert to fraction form
    10,748.32/16,121.04 = 4,173.88/x
  3. Step 3: Cross multiply
    10,748.32x = 16,121.04 × 4,173.88
  4. Step 4: Simplify right side
    10,748.32x = 67,287,286.44
  5. Step 5: Solve for x
    x = 67,287,286.44/10,748.32
  6. Step 6: Final answer
    x = 6,260.26

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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.