Home / 5,507.71-8,269.77-2,227.21

Finding the Fourth Proportional to 5,507.71, 8,269.77 and 2,227.21

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Solution

The fourth proportional to 5,507.71, 8,269.77 and 2,227.21 is: 3,344.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.71 : 8,269.77 = 2,227.21 : x
  2. Step 2: Convert to fraction form
    5,507.71/8,269.77 = 2,227.21/x
  3. Step 3: Cross multiply
    5,507.71x = 8,269.77 × 2,227.21
  4. Step 4: Simplify right side
    5,507.71x = 18,418,514.44
  5. Step 5: Solve for x
    x = 18,418,514.44/5,507.71
  6. Step 6: Final answer
    x = 3,344.13

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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.