Home / 5,826.21-8,040.16-3,173.62

Finding the Fourth Proportional to 5,826.21, 8,040.16 and 3,173.62

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Solution

The fourth proportional to 5,826.21, 8,040.16 and 3,173.62 is: 4,379.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826.21 : 8,040.16 = 3,173.62 : x
  2. Step 2: Convert to fraction form
    5,826.21/8,040.16 = 3,173.62/x
  3. Step 3: Cross multiply
    5,826.21x = 8,040.16 × 3,173.62
  4. Step 4: Simplify right side
    5,826.21x = 25,516,372.38
  5. Step 5: Solve for x
    x = 25,516,372.38/5,826.21
  6. Step 6: Final answer
    x = 4,379.58

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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.