Home / 9,211.44-13,814.28-2,969.88

Finding the Fourth Proportional to 9,211.44, 13,814.28 and 2,969.88

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Solution

The fourth proportional to 9,211.44, 13,814.28 and 2,969.88 is: 4,453.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.44 : 13,814.28 = 2,969.88 : x
  2. Step 2: Convert to fraction form
    9,211.44/13,814.28 = 2,969.88/x
  3. Step 3: Cross multiply
    9,211.44x = 13,814.28 × 2,969.88
  4. Step 4: Simplify right side
    9,211.44x = 41,026,753.89
  5. Step 5: Solve for x
    x = 41,026,753.89/9,211.44
  6. Step 6: Final answer
    x = 4,453.89

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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.