Home / 9,454.11-14,183.29-3,128.97

Finding the Fourth Proportional to 9,454.11, 14,183.29 and 3,128.97

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Solution

The fourth proportional to 9,454.11, 14,183.29 and 3,128.97 is: 4,694.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,454.11 : 14,183.29 = 3,128.97 : x
  2. Step 2: Convert to fraction form
    9,454.11/14,183.29 = 3,128.97/x
  3. Step 3: Cross multiply
    9,454.11x = 14,183.29 × 3,128.97
  4. Step 4: Simplify right side
    9,454.11x = 44,379,088.91
  5. Step 5: Solve for x
    x = 44,379,088.91/9,454.11
  6. Step 6: Final answer
    x = 4,694.16

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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.