Home / 8,450.30-12,666.54-3,514.97

Finding the Fourth Proportional to 8,450.30, 12,666.54 and 3,514.97

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Solution

The fourth proportional to 8,450.30, 12,666.54 and 3,514.97 is: 5,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.30 : 12,666.54 = 3,514.97 : x
  2. Step 2: Convert to fraction form
    8,450.30/12,666.54 = 3,514.97/x
  3. Step 3: Cross multiply
    8,450.30x = 12,666.54 × 3,514.97
  4. Step 4: Simplify right side
    8,450.30x = 44,522,508.10
  5. Step 5: Solve for x
    x = 44,522,508.10/8,450.30
  6. Step 6: Final answer
    x = 5,268.75

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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.