Home / 4,189.38-6,284.52-1,722.76

Finding the Fourth Proportional to 4,189.38, 6,284.52 and 1,722.76

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Solution

The fourth proportional to 4,189.38, 6,284.52 and 1,722.76 is: 2,584.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.38 : 6,284.52 = 1,722.76 : x
  2. Step 2: Convert to fraction form
    4,189.38/6,284.52 = 1,722.76/x
  3. Step 3: Cross multiply
    4,189.38x = 6,284.52 × 1,722.76
  4. Step 4: Simplify right side
    4,189.38x = 10,826,719.68
  5. Step 5: Solve for x
    x = 10,826,719.68/4,189.38
  6. Step 6: Final answer
    x = 2,584.33

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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.