Home / 5,422.82-8,134.11-2,501.12

Finding the Fourth Proportional to 5,422.82, 8,134.11 and 2,501.12

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Solution

The fourth proportional to 5,422.82, 8,134.11 and 2,501.12 is: 3,751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.82 : 8,134.11 = 2,501.12 : x
  2. Step 2: Convert to fraction form
    5,422.82/8,134.11 = 2,501.12/x
  3. Step 3: Cross multiply
    5,422.82x = 8,134.11 × 2,501.12
  4. Step 4: Simplify right side
    5,422.82x = 20,344,385.20
  5. Step 5: Solve for x
    x = 20,344,385.20/5,422.82
  6. Step 6: Final answer
    x = 3,751.62

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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.