Home / 3,175.24-4,763.76-1,327.24

Finding the Fourth Proportional to 3,175.24, 4,763.76 and 1,327.24

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Solution

The fourth proportional to 3,175.24, 4,763.76 and 1,327.24 is: 1,991.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.24 : 4,763.76 = 1,327.24 : x
  2. Step 2: Convert to fraction form
    3,175.24/4,763.76 = 1,327.24/x
  3. Step 3: Cross multiply
    3,175.24x = 4,763.76 × 1,327.24
  4. Step 4: Simplify right side
    3,175.24x = 6,322,652.82
  5. Step 5: Solve for x
    x = 6,322,652.82/3,175.24
  6. Step 6: Final answer
    x = 1,991.24

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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.