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Finding the Fourth Proportional to 9,047.44, 13,540.44 and 5,146

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Solution

The fourth proportional to 9,047.44, 13,540.44 and 5,146 is: 7,701.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,047.44 : 13,540.44 = 5,146 : x
  2. Step 2: Convert to fraction form
    9,047.44/13,540.44 = 5,146/x
  3. Step 3: Cross multiply
    9,047.44x = 13,540.44 × 5,146
  4. Step 4: Simplify right side
    9,047.44x = 69,679,104.24
  5. Step 5: Solve for x
    x = 69,679,104.24/9,047.44
  6. Step 6: Final answer
    x = 7,701.53

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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.