Home / 3,826.04-5,738.85-1,228.77

Finding the Fourth Proportional to 3,826.04, 5,738.85 and 1,228.77

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Solution

The fourth proportional to 3,826.04, 5,738.85 and 1,228.77 is: 1,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.04 : 5,738.85 = 1,228.77 : x
  2. Step 2: Convert to fraction form
    3,826.04/5,738.85 = 1,228.77/x
  3. Step 3: Cross multiply
    3,826.04x = 5,738.85 × 1,228.77
  4. Step 4: Simplify right side
    3,826.04x = 7,051,726.71
  5. Step 5: Solve for x
    x = 7,051,726.71/3,826.04
  6. Step 6: Final answer
    x = 1,843.09

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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.