Home / 4,755.28-7,135.62-2,563.96

Finding the Fourth Proportional to 4,755.28, 7,135.62 and 2,563.96

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Solution

The fourth proportional to 4,755.28, 7,135.62 and 2,563.96 is: 3,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.28 : 7,135.62 = 2,563.96 : x
  2. Step 2: Convert to fraction form
    4,755.28/7,135.62 = 2,563.96/x
  3. Step 3: Cross multiply
    4,755.28x = 7,135.62 × 2,563.96
  4. Step 4: Simplify right side
    4,755.28x = 18,295,444.26
  5. Step 5: Solve for x
    x = 18,295,444.26/4,755.28
  6. Step 6: Final answer
    x = 3,847.40

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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.