Home / 5,077.18-7,609.44-2,731.36

Finding the Fourth Proportional to 5,077.18, 7,609.44 and 2,731.36

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Solution

The fourth proportional to 5,077.18, 7,609.44 and 2,731.36 is: 4,093.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.18 : 7,609.44 = 2,731.36 : x
  2. Step 2: Convert to fraction form
    5,077.18/7,609.44 = 2,731.36/x
  3. Step 3: Cross multiply
    5,077.18x = 7,609.44 × 2,731.36
  4. Step 4: Simplify right side
    5,077.18x = 20,784,120.04
  5. Step 5: Solve for x
    x = 20,784,120.04/5,077.18
  6. Step 6: Final answer
    x = 4,093.63

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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.