Home / 5,581.72-8,365.50-2,290.96

Finding the Fourth Proportional to 5,581.72, 8,365.50 and 2,290.96

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Solution

The fourth proportional to 5,581.72, 8,365.50 and 2,290.96 is: 3,433.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.72 : 8,365.50 = 2,290.96 : x
  2. Step 2: Convert to fraction form
    5,581.72/8,365.50 = 2,290.96/x
  3. Step 3: Cross multiply
    5,581.72x = 8,365.50 × 2,290.96
  4. Step 4: Simplify right side
    5,581.72x = 19,165,025.88
  5. Step 5: Solve for x
    x = 19,165,025.88/5,581.72
  6. Step 6: Final answer
    x = 3,433.53

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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.