Home / 3,568.12-4,924.14-1,996.72

Finding the Fourth Proportional to 3,568.12, 4,924.14 and 1,996.72

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Solution

The fourth proportional to 3,568.12, 4,924.14 and 1,996.72 is: 2,755.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.12 : 4,924.14 = 1,996.72 : x
  2. Step 2: Convert to fraction form
    3,568.12/4,924.14 = 1,996.72/x
  3. Step 3: Cross multiply
    3,568.12x = 4,924.14 × 1,996.72
  4. Step 4: Simplify right side
    3,568.12x = 9,832,128.82
  5. Step 5: Solve for x
    x = 9,832,128.82/3,568.12
  6. Step 6: Final answer
    x = 2,755.55

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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.