Home / 3,958.13-5,941.80-2,315.86

Finding the Fourth Proportional to 3,958.13, 5,941.80 and 2,315.86

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Solution

The fourth proportional to 3,958.13, 5,941.80 and 2,315.86 is: 3,476.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.13 : 5,941.80 = 2,315.86 : x
  2. Step 2: Convert to fraction form
    3,958.13/5,941.80 = 2,315.86/x
  3. Step 3: Cross multiply
    3,958.13x = 5,941.80 × 2,315.86
  4. Step 4: Simplify right side
    3,958.13x = 13,760,362.09
  5. Step 5: Solve for x
    x = 13,760,362.09/3,958.13
  6. Step 6: Final answer
    x = 3,476.48

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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.