Home / 5,423.23-8,138.18-2,463.79

Finding the Fourth Proportional to 5,423.23, 8,138.18 and 2,463.79

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Solution

The fourth proportional to 5,423.23, 8,138.18 and 2,463.79 is: 3,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.23 : 8,138.18 = 2,463.79 : x
  2. Step 2: Convert to fraction form
    5,423.23/8,138.18 = 2,463.79/x
  3. Step 3: Cross multiply
    5,423.23x = 8,138.18 × 2,463.79
  4. Step 4: Simplify right side
    5,423.23x = 20,050,766.50
  5. Step 5: Solve for x
    x = 20,050,766.50/5,423.23
  6. Step 6: Final answer
    x = 3,697.20

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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.