Home / 5,358.82-8,040.20-2,239.14

Finding the Fourth Proportional to 5,358.82, 8,040.20 and 2,239.14

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Solution

The fourth proportional to 5,358.82, 8,040.20 and 2,239.14 is: 3,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.82 : 8,040.20 = 2,239.14 : x
  2. Step 2: Convert to fraction form
    5,358.82/8,040.20 = 2,239.14/x
  3. Step 3: Cross multiply
    5,358.82x = 8,040.20 × 2,239.14
  4. Step 4: Simplify right side
    5,358.82x = 18,003,133.43
  5. Step 5: Solve for x
    x = 18,003,133.43/5,358.82
  6. Step 6: Final answer
    x = 3,359.53

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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.