Home / 3,846.43-5,769.65-1,996.59

Finding the Fourth Proportional to 3,846.43, 5,769.65 and 1,996.59

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Solution

The fourth proportional to 3,846.43, 5,769.65 and 1,996.59 is: 2,994.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.43 : 5,769.65 = 1,996.59 : x
  2. Step 2: Convert to fraction form
    3,846.43/5,769.65 = 1,996.59/x
  3. Step 3: Cross multiply
    3,846.43x = 5,769.65 × 1,996.59
  4. Step 4: Simplify right side
    3,846.43x = 11,519,615.51
  5. Step 5: Solve for x
    x = 11,519,615.51/3,846.43
  6. Step 6: Final answer
    x = 2,994.89

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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.