Home / 3,286.06-4,930.56-1,725.70

Finding the Fourth Proportional to 3,286.06, 4,930.56 and 1,725.70

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Solution

The fourth proportional to 3,286.06, 4,930.56 and 1,725.70 is: 2,589.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.06 : 4,930.56 = 1,725.70 : x
  2. Step 2: Convert to fraction form
    3,286.06/4,930.56 = 1,725.70/x
  3. Step 3: Cross multiply
    3,286.06x = 4,930.56 × 1,725.70
  4. Step 4: Simplify right side
    3,286.06x = 8,508,667.39
  5. Step 5: Solve for x
    x = 8,508,667.39/3,286.06
  6. Step 6: Final answer
    x = 2,589.32

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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.