Home / 3,726.72-5,578.56-3,335.04

Finding the Fourth Proportional to 3,726.72, 5,578.56 and 3,335.04

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Solution

The fourth proportional to 3,726.72, 5,578.56 and 3,335.04 is: 4,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.72 : 5,578.56 = 3,335.04 : x
  2. Step 2: Convert to fraction form
    3,726.72/5,578.56 = 3,335.04/x
  3. Step 3: Cross multiply
    3,726.72x = 5,578.56 × 3,335.04
  4. Step 4: Simplify right side
    3,726.72x = 18,604,720.74
  5. Step 5: Solve for x
    x = 18,604,720.74/3,726.72
  6. Step 6: Final answer
    x = 4,992.25

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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.