Home / 3,578.28-5,368.97-1,935.99

Finding the Fourth Proportional to 3,578.28, 5,368.97 and 1,935.99

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Solution

The fourth proportional to 3,578.28, 5,368.97 and 1,935.99 is: 2,904.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.28 : 5,368.97 = 1,935.99 : x
  2. Step 2: Convert to fraction form
    3,578.28/5,368.97 = 1,935.99/x
  3. Step 3: Cross multiply
    3,578.28x = 5,368.97 × 1,935.99
  4. Step 4: Simplify right side
    3,578.28x = 10,394,262.55
  5. Step 5: Solve for x
    x = 10,394,262.55/3,578.28
  6. Step 6: Final answer
    x = 2,904.82

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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.