Home / 4,624.80-6,385.68-3,229.44

Finding the Fourth Proportional to 4,624.80, 6,385.68 and 3,229.44

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Solution

The fourth proportional to 4,624.80, 6,385.68 and 3,229.44 is: 4,459.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,624.80 : 6,385.68 = 3,229.44 : x
  2. Step 2: Convert to fraction form
    4,624.80/6,385.68 = 3,229.44/x
  3. Step 3: Cross multiply
    4,624.80x = 6,385.68 × 3,229.44
  4. Step 4: Simplify right side
    4,624.80x = 20,622,170.42
  5. Step 5: Solve for x
    x = 20,622,170.42/4,624.80
  6. Step 6: Final answer
    x = 4,459.04

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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.