Home / 4,989.44-7,477.11-2,769.26

Finding the Fourth Proportional to 4,989.44, 7,477.11 and 2,769.26

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Solution

The fourth proportional to 4,989.44, 7,477.11 and 2,769.26 is: 4,149.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.44 : 7,477.11 = 2,769.26 : x
  2. Step 2: Convert to fraction form
    4,989.44/7,477.11 = 2,769.26/x
  3. Step 3: Cross multiply
    4,989.44x = 7,477.11 × 2,769.26
  4. Step 4: Simplify right side
    4,989.44x = 20,706,024.25
  5. Step 5: Solve for x
    x = 20,706,024.25/4,989.44
  6. Step 6: Final answer
    x = 4,149.97

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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.