Home / 3,027.91-4,175.60-1,965.29

Finding the Fourth Proportional to 3,027.91, 4,175.60 and 1,965.29

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Solution

The fourth proportional to 3,027.91, 4,175.60 and 1,965.29 is: 2,710.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.91 : 4,175.60 = 1,965.29 : x
  2. Step 2: Convert to fraction form
    3,027.91/4,175.60 = 1,965.29/x
  3. Step 3: Cross multiply
    3,027.91x = 4,175.60 × 1,965.29
  4. Step 4: Simplify right side
    3,027.91x = 8,206,244.05
  5. Step 5: Solve for x
    x = 8,206,244.05/3,027.91
  6. Step 6: Final answer
    x = 2,710.20

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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.