Home / 2,304.39-3,178.97-1,419.87

Finding the Fourth Proportional to 2,304.39, 3,178.97 and 1,419.87

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Solution

The fourth proportional to 2,304.39, 3,178.97 and 1,419.87 is: 1,958.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.39 : 3,178.97 = 1,419.87 : x
  2. Step 2: Convert to fraction form
    2,304.39/3,178.97 = 1,419.87/x
  3. Step 3: Cross multiply
    2,304.39x = 3,178.97 × 1,419.87
  4. Step 4: Simplify right side
    2,304.39x = 4,513,724.13
  5. Step 5: Solve for x
    x = 4,513,724.13/2,304.39
  6. Step 6: Final answer
    x = 1,958.75

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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.