Home / 3,652.12-5,039.94-1,996.12

Finding the Fourth Proportional to 3,652.12, 5,039.94 and 1,996.12

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Solution

The fourth proportional to 3,652.12, 5,039.94 and 1,996.12 is: 2,754.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.12 : 5,039.94 = 1,996.12 : x
  2. Step 2: Convert to fraction form
    3,652.12/5,039.94 = 1,996.12/x
  3. Step 3: Cross multiply
    3,652.12x = 5,039.94 × 1,996.12
  4. Step 4: Simplify right side
    3,652.12x = 10,060,325.03
  5. Step 5: Solve for x
    x = 10,060,325.03/3,652.12
  6. Step 6: Final answer
    x = 2,754.65

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1.5x scale

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.