Home / 3,590.28-4,954.60-1,996.96

Finding the Fourth Proportional to 3,590.28, 4,954.60 and 1,996.96

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Solution

The fourth proportional to 3,590.28, 4,954.60 and 1,996.96 is: 2,755.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.28 : 4,954.60 = 1,996.96 : x
  2. Step 2: Convert to fraction form
    3,590.28/4,954.60 = 1,996.96/x
  3. Step 3: Cross multiply
    3,590.28x = 4,954.60 × 1,996.96
  4. Step 4: Simplify right side
    3,590.28x = 9,894,138.02
  5. Step 5: Solve for x
    x = 9,894,138.02/3,590.28
  6. Step 6: Final answer
    x = 2,755.81

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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.