Home / 5,826.13-8,040.20-3,173.68

Finding the Fourth Proportional to 5,826.13, 8,040.20 and 3,173.68

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Solution

The fourth proportional to 5,826.13, 8,040.20 and 3,173.68 is: 4,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826.13 : 8,040.20 = 3,173.68 : x
  2. Step 2: Convert to fraction form
    5,826.13/8,040.20 = 3,173.68/x
  3. Step 3: Cross multiply
    5,826.13x = 8,040.20 × 3,173.68
  4. Step 4: Simplify right side
    5,826.13x = 25,517,021.94
  5. Step 5: Solve for x
    x = 25,517,021.94/5,826.13
  6. Step 6: Final answer
    x = 4,379.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.