Home / 5,679.18-8,518.23-3,833.46

Finding the Fourth Proportional to 5,679.18, 8,518.23 and 3,833.46

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Solution

The fourth proportional to 5,679.18, 8,518.23 and 3,833.46 is: 5,749.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.18 : 8,518.23 = 3,833.46 : x
  2. Step 2: Convert to fraction form
    5,679.18/8,518.23 = 3,833.46/x
  3. Step 3: Cross multiply
    5,679.18x = 8,518.23 × 3,833.46
  4. Step 4: Simplify right side
    5,679.18x = 32,654,293.98
  5. Step 5: Solve for x
    x = 32,654,293.98/5,679.18
  6. Step 6: Final answer
    x = 5,749.83

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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.