Home / 3,207.00-4,425.49-1,790.64

Finding the Fourth Proportional to 3,207.00, 4,425.49 and 1,790.64

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Solution

The fourth proportional to 3,207.00, 4,425.49 and 1,790.64 is: 2,470.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.00 : 4,425.49 = 1,790.64 : x
  2. Step 2: Convert to fraction form
    3,207.00/4,425.49 = 1,790.64/x
  3. Step 3: Cross multiply
    3,207.00x = 4,425.49 × 1,790.64
  4. Step 4: Simplify right side
    3,207.00x = 7,924,451.58
  5. Step 5: Solve for x
    x = 7,924,451.58/3,207.00
  6. Step 6: Final answer
    x = 2,470.99

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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.