Home / 6,302.36-9,453.55-1,919.85

Finding the Fourth Proportional to 6,302.36, 9,453.55 and 1,919.85

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Solution

The fourth proportional to 6,302.36, 9,453.55 and 1,919.85 is: 2,879.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302.36 : 9,453.55 = 1,919.85 : x
  2. Step 2: Convert to fraction form
    6,302.36/9,453.55 = 1,919.85/x
  3. Step 3: Cross multiply
    6,302.36x = 9,453.55 × 1,919.85
  4. Step 4: Simplify right side
    6,302.36x = 18,149,397.97
  5. Step 5: Solve for x
    x = 18,149,397.97/6,302.36
  6. Step 6: Final answer
    x = 2,879.78

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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.