Home / 4,229.46-6,344.87-1,455.45

Finding the Fourth Proportional to 4,229.46, 6,344.87 and 1,455.45

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Solution

The fourth proportional to 4,229.46, 6,344.87 and 1,455.45 is: 2,183.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.46 : 6,344.87 = 1,455.45 : x
  2. Step 2: Convert to fraction form
    4,229.46/6,344.87 = 1,455.45/x
  3. Step 3: Cross multiply
    4,229.46x = 6,344.87 × 1,455.45
  4. Step 4: Simplify right side
    4,229.46x = 9,234,633.76
  5. Step 5: Solve for x
    x = 9,234,633.76/4,229.46
  6. Step 6: Final answer
    x = 2,183.41

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1.5x scale

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.