Home / 3,247.22-4,481.16-1,755.14

Finding the Fourth Proportional to 3,247.22, 4,481.16 and 1,755.14

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Solution

The fourth proportional to 3,247.22, 4,481.16 and 1,755.14 is: 2,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.22 : 4,481.16 = 1,755.14 : x
  2. Step 2: Convert to fraction form
    3,247.22/4,481.16 = 1,755.14/x
  3. Step 3: Cross multiply
    3,247.22x = 4,481.16 × 1,755.14
  4. Step 4: Simplify right side
    3,247.22x = 7,865,040.76
  5. Step 5: Solve for x
    x = 7,865,040.76/3,247.22
  6. Step 6: Final answer
    x = 2,422.09

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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.