Home / 5,530.29-8,290.43-2,757.82

Finding the Fourth Proportional to 5,530.29, 8,290.43 and 2,757.82

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Solution

The fourth proportional to 5,530.29, 8,290.43 and 2,757.82 is: 4,134.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.29 : 8,290.43 = 2,757.82 : x
  2. Step 2: Convert to fraction form
    5,530.29/8,290.43 = 2,757.82/x
  3. Step 3: Cross multiply
    5,530.29x = 8,290.43 × 2,757.82
  4. Step 4: Simplify right side
    5,530.29x = 22,863,481.72
  5. Step 5: Solve for x
    x = 22,863,481.72/5,530.29
  6. Step 6: Final answer
    x = 4,134.22

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1.5x scale

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.