Home / 3,943.13-5,914.89-1,634.63

Finding the Fourth Proportional to 3,943.13, 5,914.89 and 1,634.63

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Solution

The fourth proportional to 3,943.13, 5,914.89 and 1,634.63 is: 2,452.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.13 : 5,914.89 = 1,634.63 : x
  2. Step 2: Convert to fraction form
    3,943.13/5,914.89 = 1,634.63/x
  3. Step 3: Cross multiply
    3,943.13x = 5,914.89 × 1,634.63
  4. Step 4: Simplify right side
    3,943.13x = 9,668,627.07
  5. Step 5: Solve for x
    x = 9,668,627.07/3,943.13
  6. Step 6: Final answer
    x = 2,452.02

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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.