Home / 3,797.07-5,238.33-2,379.78

Finding the Fourth Proportional to 3,797.07, 5,238.33 and 2,379.78

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Solution

The fourth proportional to 3,797.07, 5,238.33 and 2,379.78 is: 3,283.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797.07 : 5,238.33 = 2,379.78 : x
  2. Step 2: Convert to fraction form
    3,797.07/5,238.33 = 2,379.78/x
  3. Step 3: Cross multiply
    3,797.07x = 5,238.33 × 2,379.78
  4. Step 4: Simplify right side
    3,797.07x = 12,466,072.97
  5. Step 5: Solve for x
    x = 12,466,072.97/3,797.07
  6. Step 6: Final answer
    x = 3,283.08

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1.5x scale

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.