Home / 4,500-6,738.46-3,328.24

Finding the Fourth Proportional to 4,500, 6,738.46 and 3,328.24

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Solution

The fourth proportional to 4,500, 6,738.46 and 3,328.24 is: 4,983.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500 : 6,738.46 = 3,328.24 : x
  2. Step 2: Convert to fraction form
    4,500/6,738.46 = 3,328.24/x
  3. Step 3: Cross multiply
    4,500x = 6,738.46 × 3,328.24
  4. Step 4: Simplify right side
    4,500x = 22,427,212.11
  5. Step 5: Solve for x
    x = 22,427,212.11/4,500
  6. Step 6: Final answer
    x = 4,983.82

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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.