Home / 3,568.78-4,924.83-1,996.93

Finding the Fourth Proportional to 3,568.78, 4,924.83 and 1,996.93

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Solution

The fourth proportional to 3,568.78, 4,924.83 and 1,996.93 is: 2,755.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.78 : 4,924.83 = 1,996.93 : x
  2. Step 2: Convert to fraction form
    3,568.78/4,924.83 = 1,996.93/x
  3. Step 3: Cross multiply
    3,568.78x = 4,924.83 × 1,996.93
  4. Step 4: Simplify right side
    3,568.78x = 9,834,540.77
  5. Step 5: Solve for x
    x = 9,834,540.77/3,568.78
  6. Step 6: Final answer
    x = 2,755.72

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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.