Home / 1,996.27-2,755.19-1,523.28

Finding the Fourth Proportional to 1,996.27, 2,755.19 and 1,523.28

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Solution

The fourth proportional to 1,996.27, 2,755.19 and 1,523.28 is: 2,102.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996.27 : 2,755.19 = 1,523.28 : x
  2. Step 2: Convert to fraction form
    1,996.27/2,755.19 = 1,523.28/x
  3. Step 3: Cross multiply
    1,996.27x = 2,755.19 × 1,523.28
  4. Step 4: Simplify right side
    1,996.27x = 4,196,911.32
  5. Step 5: Solve for x
    x = 4,196,911.32/1,996.27
  6. Step 6: Final answer
    x = 2,102.37

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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.