Home / 4,311.78-6,467.13-3,586.02

Finding the Fourth Proportional to 4,311.78, 6,467.13 and 3,586.02

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Solution

The fourth proportional to 4,311.78, 6,467.13 and 3,586.02 is: 5,378.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311.78 : 6,467.13 = 3,586.02 : x
  2. Step 2: Convert to fraction form
    4,311.78/6,467.13 = 3,586.02/x
  3. Step 3: Cross multiply
    4,311.78x = 6,467.13 × 3,586.02
  4. Step 4: Simplify right side
    4,311.78x = 23,191,257.52
  5. Step 5: Solve for x
    x = 23,191,257.52/4,311.78
  6. Step 6: Final answer
    x = 5,378.58

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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.