Home / 3,679.01-5,074.89-2,334.11

Finding the Fourth Proportional to 3,679.01, 5,074.89 and 2,334.11

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Solution

The fourth proportional to 3,679.01, 5,074.89 and 2,334.11 is: 3,219.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.01 : 5,074.89 = 2,334.11 : x
  2. Step 2: Convert to fraction form
    3,679.01/5,074.89 = 2,334.11/x
  3. Step 3: Cross multiply
    3,679.01x = 5,074.89 × 2,334.11
  4. Step 4: Simplify right side
    3,679.01x = 11,845,326.12
  5. Step 5: Solve for x
    x = 11,845,326.12/3,679.01
  6. Step 6: Final answer
    x = 3,219.71

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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.