Home / 3,761.36-5,190.16-2,248.91

Finding the Fourth Proportional to 3,761.36, 5,190.16 and 2,248.91

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Solution

The fourth proportional to 3,761.36, 5,190.16 and 2,248.91 is: 3,103.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761.36 : 5,190.16 = 2,248.91 : x
  2. Step 2: Convert to fraction form
    3,761.36/5,190.16 = 2,248.91/x
  3. Step 3: Cross multiply
    3,761.36x = 5,190.16 × 2,248.91
  4. Step 4: Simplify right side
    3,761.36x = 11,672,202.73
  5. Step 5: Solve for x
    x = 11,672,202.73/3,761.36
  6. Step 6: Final answer
    x = 3,103.19

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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.