Home / 3,826.42-5,277.10-2,763.91

Finding the Fourth Proportional to 3,826.42, 5,277.10 and 2,763.91

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Solution

The fourth proportional to 3,826.42, 5,277.10 and 2,763.91 is: 3,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.42 : 5,277.10 = 2,763.91 : x
  2. Step 2: Convert to fraction form
    3,826.42/5,277.10 = 2,763.91/x
  3. Step 3: Cross multiply
    3,826.42x = 5,277.10 × 2,763.91
  4. Step 4: Simplify right side
    3,826.42x = 14,585,429.46
  5. Step 5: Solve for x
    x = 14,585,429.46/3,826.42
  6. Step 6: Final answer
    x = 3,811.77

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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.