Home / 3,568.70-5,353.71-1,229.05

Finding the Fourth Proportional to 3,568.70, 5,353.71 and 1,229.05

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Solution

The fourth proportional to 3,568.70, 5,353.71 and 1,229.05 is: 1,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.70 : 5,353.71 = 1,229.05 : x
  2. Step 2: Convert to fraction form
    3,568.70/5,353.71 = 1,229.05/x
  3. Step 3: Cross multiply
    3,568.70x = 5,353.71 × 1,229.05
  4. Step 4: Simplify right side
    3,568.70x = 6,579,944.36
  5. Step 5: Solve for x
    x = 6,579,944.36/3,568.70
  6. Step 6: Final answer
    x = 1,843.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.