Home / 5,468.55-8,204.24-3,129.67

Finding the Fourth Proportional to 5,468.55, 8,204.24 and 3,129.67

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Solution

The fourth proportional to 5,468.55, 8,204.24 and 3,129.67 is: 4,695.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468.55 : 8,204.24 = 3,129.67 : x
  2. Step 2: Convert to fraction form
    5,468.55/8,204.24 = 3,129.67/x
  3. Step 3: Cross multiply
    5,468.55x = 8,204.24 × 3,129.67
  4. Step 4: Simplify right side
    5,468.55x = 25,676,563.80
  5. Step 5: Solve for x
    x = 25,676,563.80/5,468.55
  6. Step 6: Final answer
    x = 4,695.31

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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.