Home / 8,694.12-13,023.68-4,007.60

Finding the Fourth Proportional to 8,694.12, 13,023.68 and 4,007.60

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Solution

The fourth proportional to 8,694.12, 13,023.68 and 4,007.60 is: 6,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.12 : 13,023.68 = 4,007.60 : x
  2. Step 2: Convert to fraction form
    8,694.12/13,023.68 = 4,007.60/x
  3. Step 3: Cross multiply
    8,694.12x = 13,023.68 × 4,007.60
  4. Step 4: Simplify right side
    8,694.12x = 52,193,699.97
  5. Step 5: Solve for x
    x = 52,193,699.97/8,694.12
  6. Step 6: Final answer
    x = 6,003.33

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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.