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Finding the Fourth Proportional to 8,704.54, 13,047.87 and 3,437.41

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Solution

The fourth proportional to 8,704.54, 13,047.87 and 3,437.41 is: 5,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704.54 : 13,047.87 = 3,437.41 : x
  2. Step 2: Convert to fraction form
    8,704.54/13,047.87 = 3,437.41/x
  3. Step 3: Cross multiply
    8,704.54x = 13,047.87 × 3,437.41
  4. Step 4: Simplify right side
    8,704.54x = 44,850,912.14
  5. Step 5: Solve for x
    x = 44,850,912.14/8,704.54
  6. Step 6: Final answer
    x = 5,152.59

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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.