Home / 10,748.44-16,126.80-4,179.25

Finding the Fourth Proportional to 10,748.44, 16,126.80 and 4,179.25

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Solution

The fourth proportional to 10,748.44, 16,126.80 and 4,179.25 is: 6,270.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.44 : 16,126.80 = 4,179.25 : x
  2. Step 2: Convert to fraction form
    10,748.44/16,126.80 = 4,179.25/x
  3. Step 3: Cross multiply
    10,748.44x = 16,126.80 × 4,179.25
  4. Step 4: Simplify right side
    10,748.44x = 67,397,928.90
  5. Step 5: Solve for x
    x = 67,397,928.90/10,748.44
  6. Step 6: Final answer
    x = 6,270.48

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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.