Home / 3,826.40-5,738.33-1,486.23

Finding the Fourth Proportional to 3,826.40, 5,738.33 and 1,486.23

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Solution

The fourth proportional to 3,826.40, 5,738.33 and 1,486.23 is: 2,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.40 : 5,738.33 = 1,486.23 : x
  2. Step 2: Convert to fraction form
    3,826.40/5,738.33 = 1,486.23/x
  3. Step 3: Cross multiply
    3,826.40x = 5,738.33 × 1,486.23
  4. Step 4: Simplify right side
    3,826.40x = 8,528,470.76
  5. Step 5: Solve for x
    x = 8,528,470.76/3,826.40
  6. Step 6: Final answer
    x = 2,228.85

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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.