Home / 7,382.54-11,072.88-3,225.41

Finding the Fourth Proportional to 7,382.54, 11,072.88 and 3,225.41

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Solution

The fourth proportional to 7,382.54, 11,072.88 and 3,225.41 is: 4,837.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.54 : 11,072.88 = 3,225.41 : x
  2. Step 2: Convert to fraction form
    7,382.54/11,072.88 = 3,225.41/x
  3. Step 3: Cross multiply
    7,382.54x = 11,072.88 × 3,225.41
  4. Step 4: Simplify right side
    7,382.54x = 35,714,577.88
  5. Step 5: Solve for x
    x = 35,714,577.88/7,382.54
  6. Step 6: Final answer
    x = 4,837.71

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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.