Home / 4,771.44-7,157.88-2,580.48

Finding the Fourth Proportional to 4,771.44, 7,157.88 and 2,580.48

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Solution

The fourth proportional to 4,771.44, 7,157.88 and 2,580.48 is: 3,871.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.44 : 7,157.88 = 2,580.48 : x
  2. Step 2: Convert to fraction form
    4,771.44/7,157.88 = 2,580.48/x
  3. Step 3: Cross multiply
    4,771.44x = 7,157.88 × 2,580.48
  4. Step 4: Simplify right side
    4,771.44x = 18,470,766.18
  5. Step 5: Solve for x
    x = 18,470,766.18/4,771.44
  6. Step 6: Final answer
    x = 3,871.11

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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.