Home / 3,755.23-5,180.02-2,262.20

Finding the Fourth Proportional to 3,755.23, 5,180.02 and 2,262.20

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Solution

The fourth proportional to 3,755.23, 5,180.02 and 2,262.20 is: 3,120.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.23 : 5,180.02 = 2,262.20 : x
  2. Step 2: Convert to fraction form
    3,755.23/5,180.02 = 2,262.20/x
  3. Step 3: Cross multiply
    3,755.23x = 5,180.02 × 2,262.20
  4. Step 4: Simplify right side
    3,755.23x = 11,718,209.69
  5. Step 5: Solve for x
    x = 11,718,209.69/3,755.23
  6. Step 6: Final answer
    x = 3,120.51

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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.