Home / 3,826.91-5,740.36-1,518.41

Finding the Fourth Proportional to 3,826.91, 5,740.36 and 1,518.41

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Solution

The fourth proportional to 3,826.91, 5,740.36 and 1,518.41 is: 2,277.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.91 : 5,740.36 = 1,518.41 : x
  2. Step 2: Convert to fraction form
    3,826.91/5,740.36 = 1,518.41/x
  3. Step 3: Cross multiply
    3,826.91x = 5,740.36 × 1,518.41
  4. Step 4: Simplify right side
    3,826.91x = 8,716,191.33
  5. Step 5: Solve for x
    x = 8,716,191.33/3,826.91
  6. Step 6: Final answer
    x = 2,277.61

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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.