Home / 3,836.36-5,758.49-2,378.97

Finding the Fourth Proportional to 3,836.36, 5,758.49 and 2,378.97

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Solution

The fourth proportional to 3,836.36, 5,758.49 and 2,378.97 is: 3,570.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.36 : 5,758.49 = 2,378.97 : x
  2. Step 2: Convert to fraction form
    3,836.36/5,758.49 = 2,378.97/x
  3. Step 3: Cross multiply
    3,836.36x = 5,758.49 × 2,378.97
  4. Step 4: Simplify right side
    3,836.36x = 13,699,280.90
  5. Step 5: Solve for x
    x = 13,699,280.90/3,836.36
  6. Step 6: Final answer
    x = 3,570.90

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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.