Home / 3,828.88-5,726.48-3,334.80

Finding the Fourth Proportional to 3,828.88, 5,726.48 and 3,334.80

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Solution

The fourth proportional to 3,828.88, 5,726.48 and 3,334.80 is: 4,987.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.88 : 5,726.48 = 3,334.80 : x
  2. Step 2: Convert to fraction form
    3,828.88/5,726.48 = 3,334.80/x
  3. Step 3: Cross multiply
    3,828.88x = 5,726.48 × 3,334.80
  4. Step 4: Simplify right side
    3,828.88x = 19,096,665.50
  5. Step 5: Solve for x
    x = 19,096,665.50/3,828.88
  6. Step 6: Final answer
    x = 4,987.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.