Home / 5,540.03-8,302.60-2,765.88

Finding the Fourth Proportional to 5,540.03, 8,302.60 and 2,765.88

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Solution

The fourth proportional to 5,540.03, 8,302.60 and 2,765.88 is: 4,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.03 : 8,302.60 = 2,765.88 : x
  2. Step 2: Convert to fraction form
    5,540.03/8,302.60 = 2,765.88/x
  3. Step 3: Cross multiply
    5,540.03x = 8,302.60 × 2,765.88
  4. Step 4: Simplify right side
    5,540.03x = 22,963,998.75
  5. Step 5: Solve for x
    x = 22,963,998.75/5,540.03
  6. Step 6: Final answer
    x = 4,145.10

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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.