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Finding the Fourth Proportional to 9,001.44, 13,505.27 and 3,739.28

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Solution

The fourth proportional to 9,001.44, 13,505.27 and 3,739.28 is: 5,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.44 : 13,505.27 = 3,739.28 : x
  2. Step 2: Convert to fraction form
    9,001.44/13,505.27 = 3,739.28/x
  3. Step 3: Cross multiply
    9,001.44x = 13,505.27 × 3,739.28
  4. Step 4: Simplify right side
    9,001.44x = 50,499,899.78
  5. Step 5: Solve for x
    x = 50,499,899.78/9,001.44
  6. Step 6: Final answer
    x = 5,610.20

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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.