Home / 3,837.24-5,315.45-3,759.48

Finding the Fourth Proportional to 3,837.24, 5,315.45 and 3,759.48

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Solution

The fourth proportional to 3,837.24, 5,315.45 and 3,759.48 is: 5,207.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.24 : 5,315.45 = 3,759.48 : x
  2. Step 2: Convert to fraction form
    3,837.24/5,315.45 = 3,759.48/x
  3. Step 3: Cross multiply
    3,837.24x = 5,315.45 × 3,759.48
  4. Step 4: Simplify right side
    3,837.24x = 19,983,327.97
  5. Step 5: Solve for x
    x = 19,983,327.97/3,837.24
  6. Step 6: Final answer
    x = 5,207.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.