Home / 3,753.88-5,180.68-2,182.48

Finding the Fourth Proportional to 3,753.88, 5,180.68 and 2,182.48

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Solution

The fourth proportional to 3,753.88, 5,180.68 and 2,182.48 is: 3,012.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.88 : 5,180.68 = 2,182.48 : x
  2. Step 2: Convert to fraction form
    3,753.88/5,180.68 = 2,182.48/x
  3. Step 3: Cross multiply
    3,753.88x = 5,180.68 × 2,182.48
  4. Step 4: Simplify right side
    3,753.88x = 11,306,730.49
  5. Step 5: Solve for x
    x = 11,306,730.49/3,753.88
  6. Step 6: Final answer
    x = 3,012.01

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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.