Home / 6,131.32-9,185.38-3,625.04

Finding the Fourth Proportional to 6,131.32, 9,185.38 and 3,625.04

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Solution

The fourth proportional to 6,131.32, 9,185.38 and 3,625.04 is: 5,430.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.32 : 9,185.38 = 3,625.04 : x
  2. Step 2: Convert to fraction form
    6,131.32/9,185.38 = 3,625.04/x
  3. Step 3: Cross multiply
    6,131.32x = 9,185.38 × 3,625.04
  4. Step 4: Simplify right side
    6,131.32x = 33,297,369.92
  5. Step 5: Solve for x
    x = 33,297,369.92/6,131.32
  6. Step 6: Final answer
    x = 5,430.70

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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.